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Recognised as Colour

#24191D

  • #24191D
  • Red
  • Dark
  • Nearest: Black

#24191D is a red with RGB values 36, 25, 29 and HSL 338°, 18%, 12%. It is a dark colour, so white text on it reaches 17:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#24191D#24191D
HEX#24191D
RGBrgb(36, 25, 29)
RGB (0–1)0.1412, 0.098, 0.1137
RGB percentages14.1%, 9.8%, 11.4%
HSLhsl(338.2, 18%, 12%)
HSV / HSBhsv(338.2, 30.6%, 14.1%)
CMYK0%, 30.6%, 19.4%, 85.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,365,725
CSS custom property--colour: #24191D;

Brightness & contrast

Relative luminance0.01159WCAG 2.x, 0 is black and 1 is white
Perceived brightness29.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.05:1
Contrast with white17.05:1WCAG normal text: AAA
Contrast with black1.23:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#DBE6E2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A1B1Dno red cones; affects about 1% of men; ΔE 6.4 from the original
Deuteranopia#1D1D1Dno green cones; the most common form, about 1% of men; ΔE 6.4 from the original
Tritanopia#26191Ano blue cones; rare, and affects men and women equally; ΔE 2.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.05:1WCAG large text: AAA
Contrast with black, large text1.23:1WCAG large text: Fail

Named colours

Black · ΔE 12.1Dark slate grey · ΔE 27.9Dim grey · ΔE 34.7Gray · ΔE 43.8Slate grey · ΔE 44.5Light slate grey · ΔE 47.6
Nearest named CSS colourBlack (#000000)ΔE 12.06, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#192420
Analogous#241922, #241A19
Triadic#1D2419, #191D24
Split complementary#19241A, #192224
Tetradic#222419, #192420, #1B1924

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9B6E7E
Lighter +30%#7E5866
Lighter +20%#60434D
Lighter +10%#422E35
Darker −10%#060405
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2C111B
Less saturated −25%#1E1E1E

Channel breakdown

R36
G25
B29
Red36 (14.1%)
Green25 (9.8%)
Blue29 (11.4%)
Hue338.18°
Saturation (HSL)18.03%
Lightness11.96%
Dominant channelRed
Hex per channelR 24 · G 19 · B 1D

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Every value on this page was computed from “24191d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.