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Recognised as Colour

#3C1B19

  • #3C1B19
  • Red
  • Dark
  • Nearest: Black

#3C1B19 is a red with RGB values 60, 27, 25 and HSL 3°, 41%, 17%. It is a dark colour, so white text on it reaches 15.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#3C1B19#3C1B19
HEX#3C1B19
RGBrgb(60, 27, 25)
RGB (0–1)0.2353, 0.1059, 0.098
RGB percentages23.5%, 10.6%, 9.8%
HSLhsl(3.4, 41.2%, 16.7%)
HSV / HSBhsv(3.4, 58.3%, 23.5%)
CMYK0%, 55%, 58.3%, 76.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,939,097
CSS custom property--colour: #3C1B19;

Brightness & contrast

Relative luminance0.01815WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.41:1
Contrast with white15.41:1WCAG normal text: AAA
Contrast with black1.36:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#C3E4E6

Colour vision & accessibility

Protanopia#232019no red cones; affects about 1% of men; ΔE 16.5 from the original
Deuteranopia#2B2718no green cones; the most common form, about 1% of men; ΔE 17.1 from the original
Tritanopia#42161Bno blue cones; rare, and affects men and women equally; ΔE 6.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.41:1WCAG large text: AAA
Contrast with black, large text1.36:1WCAG large text: Fail

Named colours

Nearest named CSS colourBlack (#000000)ΔE 23.25, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#193A3C
Analogous#3C1928, #3C2D19
Triadic#193C1B, #1B193C
Split complementary#193C2D, #19283C
Tetradic#283C19, #193A3C, #2D193C

Tints, shades & saturation

Lighter +40%#BE6863
Lighter +30%#A84C46
Lighter +20%#843B37
Lighter +10%#602B28
Darker −10%#180B0A
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#47120E
Less saturated −25%#312424

Channel breakdown

R60
G27
B25
Red60 (23.5%)
Green27 (10.6%)
Blue25 (9.8%)
Hue3.43°
Saturation (HSL)41.18%
Lightness16.67%
Dominant channelRed
Hex per channelR 3C · G 1B · B 19

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Every value on this page was computed from “3c1b19” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.