Colour

#37182D

#37182D
Magenta
Dark
Nearest: Black

#37182D is a magenta with RGB values 55, 24, 45 and HSL 319°, 39%, 15%. It is a dark colour, so white text on it reaches 15.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#37182D#37182D

HEX#37182D

RGBrgb(55, 24, 45)

RGB (0–1)0.2157, 0.0941, 0.1765

RGB percentages21.6%, 9.4%, 17.6%

HSLhsl(319.4, 39.2%, 15.5%)

HSV / HSBhsv(319.4, 56.4%, 21.6%)

CMYK0%, 56.4%, 18.2%, 78.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,610,669

CSS custom property--colour: #37182D;

Brightness & contrast

Relative luminance0.01655WCAG 2.x, 0 is black and 1 is white

Perceived brightness38.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.78:1

Contrast with white15.78:1WCAG normal text: AAA

Contrast with black1.33:1WCAG normal text: Fail

Greyscale equivalent#202020

Inverted#C8E7D2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1A202Eno red cones; affects about 1% of men; ΔE 17.4 from the original

Deuteranopia#22252Cno green cones; the most common form, about 1% of men; ΔE 18.4 from the original

Tritanopia#3A1820no blue cones; rare, and affects men and women equally; ΔE 9.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.78:1WCAG large text: AAA

Contrast with black, large text1.33:1WCAG large text: Fail

Named colours

Black · ΔE 24.2 Dark slate grey · ΔE 35.4 Dim grey · ΔE 36.8 Dark slateblue · ΔE 39.6 Midnight blue · ΔE 44.4 Slate grey · ΔE 44.6

Nearest named CSS colourBlack (#000000)ΔE 24.25, a distinctly different colour

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#183722

Analogous#321837, #37181D

Triadic#2D3718, #182D37

Split complementary#1D3718, #183732

Tetradic#373218, #183722, #181D37

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#BA619D

Lighter +30%#A24684

Lighter +20%#7E3767

Lighter +10%#5B274A

Darker −10%#130910

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#410E31

Less saturated −25%#2D2229

Channel breakdown

R55

G24

B45

Red55 (21.6%)

Green24 (9.4%)

Blue45 (17.6%)

Hue319.35°

Saturation (HSL)39.24%

Lightness15.49%

Dominant channelRed

Hex per channelR 37 · G 18 · B 2D

Keep nerding

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#37182D

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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