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Colour

#401F2C

  • #401F2C
  • Red
  • Dark
  • Nearest: Black

#401F2C is a red with RGB values 64, 31, 44 and HSL 336°, 35%, 19%. It is a dark colour, so white text on it reaches 14.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#401F2C#401F2C
HEX#401F2C
RGBrgb(64, 31, 44)
RGB (0–1)0.251, 0.1216, 0.1725
RGB percentages25.1%, 12.2%, 17.3%
HSLhsl(336.4, 34.7%, 18.6%)
HSV / HSBhsv(336.4, 51.6%, 25.1%)
CMYK0%, 51.6%, 31.2%, 74.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,202,284
CSS custom property--colour: #401F2C;

Brightness & contrast

Relative luminance0.02252WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.48:1
Contrast with white14.48:1WCAG normal text: AAA
Contrast with black1.45:1WCAG normal text: Fail
Greyscale equivalent#272727
Inverted#BFE0D3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#23262Cno red cones; affects about 1% of men; ΔE 17.9 from the original
Deuteranopia#2C2C2Bno green cones; the most common form, about 1% of men; ΔE 18.3 from the original
Tritanopia#451D24no blue cones; rare, and affects men and women equally; ΔE 6.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.48:1WCAG large text: AAA
Contrast with black, large text1.45:1WCAG large text: Fail

Named colours

Black · ΔE 24.5Dim grey · ΔE 32.9Dark slate grey · ΔE 33Gray · ΔE 41Slate grey · ΔE 42.2Dark slateblue · ΔE 43.7
Nearest named CSS colourBlack (#000000)ΔE 24.53, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1F4033
Analogous#401F3C, #40231F
Triadic#2C401F, #1F2C40
Split complementary#1F4023, #1F3C40
Tetradic#3D401F, #1F4033, #231F40

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BA718E
Lighter +30%#A75173
Lighter +20%#85405B
Lighter +10%#623044
Darker −10%#1E0E14
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4C1329
Less saturated −25%#342B2F

Channel breakdown

R64
G31
B44
Red64 (25.1%)
Green31 (12.2%)
Blue44 (17.3%)
Hue336.36°
Saturation (HSL)34.74%
Lightness18.63%
Dominant channelRed
Hex per channelR 40 · G 1F · B 2C

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Every value on this page was computed from “401f2c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.