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Recognised as Colour

#3C2731

  • #3C2731
  • Red
  • Dark
  • Nearest: Black

#3C2731 is a red with RGB values 60, 39, 49 and HSL 331°, 21%, 19%. It is a dark colour, so white text on it reaches 13.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#3C2731#3C2731
HEX#3C2731
RGBrgb(60, 39, 49)
RGB (0–1)0.2353, 0.1529, 0.1922
RGB percentages23.5%, 15.3%, 19.2%
HSLhsl(331.4, 21.2%, 19.4%)
HSV / HSBhsv(331.4, 35%, 23.5%)
CMYK0%, 35%, 18.3%, 76.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,942,193
CSS custom property--colour: #3C2731;

Brightness & contrast

Relative luminance0.02633WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.76:1
Contrast with white13.76:1WCAG normal text: AAA
Contrast with black1.53:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#C3D8CE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#292B31no red cones; affects about 1% of men; ΔE 11.2 from the original
Deuteranopia#2E2E30no green cones; the most common form, about 1% of men; ΔE 11.3 from the original
Tritanopia#3F272Ano blue cones; rare, and affects men and women equally; ΔE 5.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.76:1WCAG large text: AAA
Contrast with black, large text1.53:1WCAG large text: Fail

Named colours

Black · ΔE 22.1Dark slate grey · ΔE 26.7Dim grey · ΔE 28.5Gray · ΔE 37.1Slate grey · ΔE 37.9Light slate grey · ΔE 40.8
Nearest named CSS colourBlack (#000000)ΔE 22.06, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#273C32
Analogous#3C273C, #3C2827
Triadic#313C27, #27313C
Split complementary#273C28, #273C3C
Tetradic#3C3C27, #273C32, #28273C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AD8296
Lighter +30%#99637D
Lighter +20%#7A4F63
Lighter +10%#5B3B4A
Darker −10%#1D1318
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#481B30
Less saturated −25%#323232

Channel breakdown

R60
G39
B49
Red60 (23.5%)
Green39 (15.3%)
Blue49 (19.2%)
Hue331.43°
Saturation (HSL)21.21%
Lightness19.41%
Dominant channelRed
Hex per channelR 3C · G 27 · B 31

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Every value on this page was computed from “3c2731” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.