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Recognised as Colour

#4E2137

  • #4E2137
  • Red
  • Dark
  • Nearest: Black

#4E2137 is a red with RGB values 78, 33, 55 and HSL 331°, 41%, 22%. It is a dark colour, so white text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#4E2137#4E2137
HEX#4E2137
RGBrgb(78, 33, 55)
RGB (0–1)0.3059, 0.1294, 0.2157
RGB percentages30.6%, 12.9%, 21.6%
HSLhsl(330.7, 40.5%, 21.8%)
HSV / HSBhsv(330.7, 57.7%, 30.6%)
CMYK0%, 57.7%, 29.5%, 69.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,120,311
CSS custom property--colour: #4E2137;

Brightness & contrast

Relative luminance0.02983WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.15:1
Contrast with white13.15:1WCAG normal text: AAA
Contrast with black1.6:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#B1DEC8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#262B38no red cones; affects about 1% of men; ΔE 23.3 from the original
Deuteranopia#323336no green cones; the most common form, about 1% of men; ΔE 24 from the original
Tritanopia#541F29no blue cones; rare, and affects men and women equally; ΔE 10.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.15:1WCAG large text: AAA
Contrast with black, large text1.6:1WCAG large text: Fail

Named colours

Black · ΔE 31.6Dim grey · ΔE 34.6Dark slate grey · ΔE 37.6Dark slateblue · ΔE 39.4Gray · ΔE 41.6Slate grey · ΔE 42.5
Nearest named CSS colourBlack (#000000)ΔE 31.6, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#214E38
Analogous#4E214D, #4E2221
Triadic#374E21, #21374E
Split complementary#214E22, #214D4E
Tetradic#4D4E21, #214E38, #22214E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C5769D
Lighter +30%#B65283
Lighter +20%#963F6A
Lighter +10%#723050
Darker −10%#2A121E
Darker −20%#060304
Darker −30%#000000
Darker −40%#000000
More saturated +25%#5C1337
Less saturated −25%#402F37

Channel breakdown

R78
G33
B55
Red78 (30.6%)
Green33 (12.9%)
Blue55 (21.6%)
Hue330.67°
Saturation (HSL)40.54%
Lightness21.76%
Dominant channelRed
Hex per channelR 4E · G 21 · B 37

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Every value on this page was computed from “4e2137” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.