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Colour

#351F23

  • #351F23
  • Red
  • Dark
  • Nearest: Black

#351F23 is a red with RGB values 53, 31, 35 and HSL 349°, 26%, 16%. It is a dark colour, so white text on it reaches 15.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#351F23#351F23
HEX#351F23
RGBrgb(53, 31, 35)
RGB (0–1)0.2078, 0.1216, 0.1373
RGB percentages20.8%, 12.2%, 13.7%
HSLhsl(349.1, 26.2%, 16.5%)
HSV / HSBhsv(349.1, 41.5%, 20.8%)
CMYK0%, 41.5%, 34%, 79.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,481,379
CSS custom property--colour: #351F23;

Brightness & contrast

Relative luminance0.01858WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.31:1
Contrast with white15.31:1WCAG normal text: AAA
Contrast with black1.37:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#CAE0DC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#232323no red cones; affects about 1% of men; ΔE 11.6 from the original
Deuteranopia#282723no green cones; the most common form, about 1% of men; ΔE 11.9 from the original
Tritanopia#391D20no blue cones; rare, and affects men and women equally; ΔE 3.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.31:1WCAG large text: AAA
Contrast with black, large text1.37:1WCAG large text: Fail

Named colours

Black · ΔE 18.7Dark slate grey · ΔE 28.9Dim grey · ΔE 31.8Gray · ΔE 40.5Slate grey · ΔE 42.3Light slate grey · ΔE 45.3
Nearest named CSS colourBlack (#000000)ΔE 18.69, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1F3531
Analogous#351F2E, #35261F
Triadic#23351F, #1F2335
Split complementary#1F3526, #1F2E35
Tetradic#2E351F, #1F3531, #261F35

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AD737E
Lighter +30%#965763
Lighter +20%#75454E
Lighter +10%#553238
Darker −10%#150C0E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#3F141C
Less saturated −25%#2A292A

Channel breakdown

R53
G31
B35
Red53 (20.8%)
Green31 (12.2%)
Blue35 (13.7%)
Hue349.09°
Saturation (HSL)26.19%
Lightness16.47%
Dominant channelRed
Hex per channelR 35 · G 1F · B 23

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Every value on this page was computed from “351f23” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.