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Recognised as Colour

#271F1D

  • #271F1D
  • Red
  • Dark
  • Nearest: Black

#271F1D is a red with RGB values 39, 31, 29 and HSL 12°, 15%, 13%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#271F1D#271F1D
HEX#271F1D
RGBrgb(39, 31, 29)
RGB (0–1)0.1529, 0.1216, 0.1137
RGB percentages15.3%, 12.2%, 11.4%
HSLhsl(12, 14.7%, 13.3%)
HSV / HSBhsv(12, 25.6%, 15.3%)
CMYK0%, 20.5%, 25.6%, 84.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,563,869
CSS custom property--colour: #271F1D;

Brightness & contrast

Relative luminance0.015WCAG 2.x, 0 is black and 1 is white
Perceived brightness33.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.15:1
Contrast with white16.15:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#212121
Inverted#D8E0E2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#21201Dno red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#23211Dno green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#291E1Eno blue cones; rare, and affects men and women equally; ΔE 2.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.15:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Black · ΔE 13.4Dark slate grey · ΔE 24.9Dim grey · ΔE 32.1Gray · ΔE 41.2Slate grey · ΔE 42.8Light slate grey · ΔE 45.8
Nearest named CSS colourBlack (#000000)ΔE 13.37, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1D2527
Analogous#271D20, #27241D
Triadic#1D271F, #1F1D27
Split complementary#1D2724, #1D2027
Tetradic#20271D, #1D2527, #241D27

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9A7E76
Lighter +30%#7F655E
Lighter +20%#624E49
Lighter +10%#443633
Darker −10%#0A0807
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#301A14
Less saturated −25%#222222

Channel breakdown

R39
G31
B29
Red39 (15.3%)
Green31 (12.2%)
Blue29 (11.4%)
Hue12°
Saturation (HSL)14.71%
Lightness13.33%
Dominant channelRed
Hex per channelR 27 · G 1F · B 1D

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Every value on this page was computed from “271f1d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.