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What color is 21303D?

The RGB color code for color number #21303D is RGB(33, 48, 61). In the RGB color model, #21303D has a red value of 33, a green value of 48, and a blue value of 61. The CMYK color model (also known as process color, used in color printing) comprises 45.9% cyan, 21.3% magenta, 0.0% yellow, and 76.1% key (black). The HSL color scale has a hue of 207.9° (degrees), 29.8 % saturation, and 18.4 % lightness. In the HSB/HSV color space, #21303D has a hue of 207.9° (degrees), 45.9 % saturation and 23.9 % brightness/value.



Color 21303D is cool or warm?

Color 21303D is a cool color.



What is the LRV of #21303D? (For interior and product design)

21303D has an LRV of nearly 3. By LRV value, it is a very dark color.

Light Reflectance Value (LRV) is a measure of how much visible light is reflected off a surface. It is a number on a scale of 0 to 100, with 0 being pure black and 100 being pure white. The higher the LRV, the more light the color reflects and the lighter it will appear.



Dark Color

#21303D

Light Color


Compare LRV 3 of #21303D with dark and light Color




Is #21303D Readable? WCAG Contrast Checker (For digital design)

Check if the color 21303D meets Web Content Accessibility Guidelines (WCAG) standards, minimum contrast ratio standards between text and background colors. The WCAG (Web Content Accessibility Guidelines) provides global standards for readable web content.

WCAG Recommendations - Large Text: above 18pt or 14pt bold. Normal Text: below 18pt or 14pt bold.

  • Minimum contrast ratio (AA): 4.5 for normal text and 3 for large text.
  • Enhanced contrast ratio (AAA): 7 for normal text and 4.5 for large text.





Change Background Color:

Normal text - 14pt

Normal Bold text - 12pt


Large text - 18pt

Large Bold text - 14pt







Color Codes - Color Space Conversions


HEX #21303D color codes / color number / color space conversions - RGBA, HSL, HSV/HSB, HYZ, CMY, HWB, RYB


RGBA / RGB

RGB(33, 48, 61)
Red
33 (12.9%)
Green
48 (18.8%)
Blue
61 (23.9%)
Alpha
1 (100.0%)

CMYK

Cyan
45.90%
Magenta
21.31%
Yellow
0.00%
Key
76.08%

HSL

HSL(207.86deg, 29.8 %, 18.4 %)

Hue
207.86°
Saturation
29.79 %.
Lightness
18.43 %.

RYB

RYB(159, 174, 201)
Red
159 (62.5%)
Yellow
174 (68.3%)
Blue
201 (78.7%)

HSV/HSB

Hue
207.86°
Saturation
45.90 %.
Brightness / Value
23.92 %.

HWB

H: 207.86°

W: 12.94 %

B: 76.08 %

XYZ

X : 2.53

Y : 2.77

Z : 4.82

YXY

Y1 : 2.77

X : 0.25

Y2 : 0.27

CMY

C : 87.06%

M : 81.18%

Y : 76.08%


LRV

~ 2.8 %

Munsell Color System

7.9B 1.8/2.1

CIE-Lab

L : 19.12

A : -2.14

B : -10.19

CIE-Lch

L : 19.12

C : 10.41

H : 258.14

CIE-Luv

L : 19.12

U : -6.3

V : -10.49

Hunter-Lab

L : 16.66

A : -2.07

B : -5.49






Color Names and Paint



Color Name of HEX #21303D


Here are the colors similar to 21303D. Delta E (ΔE) is the measure of the difference between two colors. Delta E is measured on a scale from 0 to 100, where 0 means exact match, and 100 is the highest difference.



#232F3E
Squid Ink
ΔE - 2.23 (97.8% similar)
#2A3439
Gunmetal
ΔE - 4.60 (95.4% similar)
#2D383A
Outer Space
ΔE - 6.84 (93.2% similar)
#36454F
Charcoal
ΔE - 7.03 (93.0% similar)




Similar colors from Pantone, RAL and other color matching system


RAL Design


RAL Design color similar/equivalent to 21303D.




Pantone PMS


Pantone PMS color similar/equivalent to 21303D.


#253746
PANTONE 7546 C
ΔE - 2.37 (97.6% similar)
#1D252D
PANTONE 433 C
ΔE - 4.37 (95.6% similar)
#252A36
PANTONE 4280 C
ΔE - 4.80 (95.2% similar)
#333F48
PANTONE 432 C
ΔE - 5.37 (94.6% similar)


RAL Classic


RAL Classic color similar/equivalent to 21303D.


#1A2B3C
RAL 5011 - Steel Blue
ΔE - 2.69 (97.3% similar)
#2B3A44
RAL 5008 - Gray Blue
ΔE - 3.71 (96.3% similar)
#191E28
RAL 5004 - Black Blue
ΔE - 6.72 (93.3% similar)
#2F3234
RAL 7021 - Black Gray
ΔE - 6.85 (93.1% similar)


Pantone TCX


Pantone TCX color similar/equivalent to 21303D.




British Standard 4800


British Standard 4800 color similar/equivalent to 21303D.


#323638
BS 18-B-27 - Grey
ΔE - 6.95 (93.0% similar)
#2B4149
BS 18-C-39 - Deep River
ΔE - 7.14 (92.9% similar)




Paint color for Hex #21303D


Here are the paint colors similar to 21303D. Delta E (ΔE) is the measure of the difference between two colors. Delta E is measured on a scale from 0 to 100, where 0 means exact match, and 100 is the highest difference.


Sherwin Williams

Hex color 21303D similar/equivalent paint from Sherwin Williams. Conversion of hex #21303D to Sherwin Williams


#2B3441
Anchors Aweigh (SW 9179)
ΔE - 3.07 (96.9% similar)
#283849
In the Navy (SW 9178)
ΔE - 3.24 (96.8% similar)
#2F3D4C
Naval (SW 6244)
ΔE - 4.42 (95.6% similar)
#23383F
Dark Night (SW 6237)
ΔE - 5.73 (94.3% similar)


Valspar

Hex color 21303D similar/equivalent paint from Valspar. Conversion of hex #21303D to Valspar


#293944
Pitch Cobalt (5010-2)
ΔE - 3.22 (96.8% similar)
#22394A
Indigo Streamer (4010-4)
ΔE - 3.52 (96.5% similar)
#292F35
Deep Space Echo (T691)
ΔE - 4.25 (95.7% similar)
#252D31
Tempest's Teapot (M250)
ΔE - 5.02 (95.0% similar)


Benjamin Moore

Hex color 21303D similar/equivalent paint from Benjamin Moore. Conversion of hex #21303D to Benjamin Moore


#2B3B4C
North Sea (CC-932)
ΔE - 4.02 (96.0% similar)
#323A43
Polo Blue (2062-10)
ΔE - 4.49 (95.5% similar)
#2F394B
Deep Royal (2061-10)
ΔE - 5.36 (94.6% similar)
#33383E
After Midnight (CSP-630)
ΔE - 5.47 (94.5% similar)


Dunn-Edwards

Hex color 21303D similar/equivalent paint from Dunn-Edwards. Conversion of hex #21303D to Dunn-Edwards


#353F51
Dark & Stormy (DET 572)
ΔE - 6.64 (93.4% similar)
#343B4E
Old Mill (DEA 185)
ΔE - 7.17 (92.8% similar)
#343E54
Black River Falls (DEA 189)
ΔE - 7.76 (92.2% similar)
#3F4855
Parisian Night (DEA 184)
ΔE - 8.49 (91.5% similar)


Behr

Hex color 21303D similar/equivalent paint from Behr. Conversion of hex #21303D to Behr


#3B4354
Indigo Ink (HDC-CL-26A)
ΔE - 7.97 (92.0% similar)
#35475B
Compass Blue (MQ5-54)
ΔE - 7.99 (92.0% similar)
#3A4859
Very Navy (M500-7)
ΔE - 8.18 (91.8% similar)
#3E4855
Starless Night (PPU14-20)
ΔE - 8.30 (91.7% similar)


PPG Paints

Hex color 21303D similar/equivalent paint from PPG Paints. Conversion of hex #21303D to PPG Paints


#3B484F
Midnight Hour (PPG1038-7)
ΔE - 8.52 (91.5% similar)
#404149
Napoleon (PPG1013-7)
ΔE - 8.86 (91.1% similar)
#334B58
Sailor's Coat (PPG1153-7)
ΔE - 9.04 (91.0% similar)
#3F4C5A
Cavalry (PPG1041-7)
ΔE - 9.29 (90.7% similar)


Farrow & Ball

Hex color 21303D similar/equivalent paint from Farrow & Ball. Conversion of hex #21303D to Farrow & Ball


#3F4D57
Hague Blue (30)
ΔE - 9.64 (90.4% similar)
#3D3C3C
Pitch Black (256)
ΔE - 10.12 (89.9% similar)
#45494C
Railings (31)
ΔE - 10.52 (89.5% similar)
#454749
Off-Black (57)
ΔE - 10.67 (89.3% similar)







Color Combinations


#21303D color palettes and scheme combination


Monochromatic Color Palette

Monochromatic colors belong to the same hue angle but different tints and shades. Monochromatic color palette can be generated by keeping the exact hue of the base color and then changing the saturation and lightness.

Analogous Color Palette

Analogous colors are a group of colors adjacent to each other on a color wheel. Group of these adjacent colors forms Analogous color scheme Palette. Analogous Palette can be generated by increasing or decreasing the hue value by 30 points.

Triadic Color Palette

The triadic color palette has three colors separated by 120° in the RGB color wheel

Tetradic Color Palette

The tetradic colour scheme composed of two sets of complementary colors in a rectangular shape on the color wheel.




Complementary / Opposite Color



21303D
Squid Ink*

3D2E21
Bistre*


Complementary / Opposite Color

Complementary colors are pairs of colors which, when combined or mixed, cancel each other out (lose hue) by producing a grayscale color like white or black. When placed next to each other, they create the strongest contrast for those two colors. Complementary colors also called opposite colors. Complementary color schemes are created using two opposite colors on the color wheel. The examples are red–cyan, green–magenta, and blue–yellow.


What is the contrasting color of #21303D?

Color that best contrast with #21303D is #3D2E21, color name is Bistre*
Contrast indicates a strong difference in color. Contrasting color can be found several ways, Complimentary contrast is one of them. Complementary contrast colors are opposite each other on the color wheel.


What color compliments #21303D?

Complementary or Opposite color for #21303D is #3D2E21, color name is Bistre*.





Color Images and Mockup


Mobile app mockup example for #21303D color



T-Shirt mockup example for #21303D color


Chart visualization example with #21303D color



#21303D Color Images and Patterns