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Recognised as Colour

#68403F

  • #68403F
  • Red
  • Dark
  • Nearest: Dim grey

#68403F is a red with RGB values 104, 64, 63 and HSL 1°, 25%, 33%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#68403F#68403F
HEX#68403F
RGBrgb(104, 64, 63)
RGB (0–1)0.4078, 0.251, 0.2471
RGB percentages40.8%, 25.1%, 24.7%
HSLhsl(1.5, 24.6%, 32.7%)
HSV / HSBhsv(1.5, 39.4%, 40.8%)
CMYK0%, 38.5%, 39.4%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,832,191
CSS custom property--colour: #68403F;

Brightness & contrast

Relative luminance0.06969WCAG 2.x, 0 is black and 1 is white
Perceived brightness78 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.77:1
Contrast with white8.77:1WCAG normal text: AAA
Contrast with black2.39:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#97BFC0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#48463Fno red cones; affects about 1% of men; ΔE 18.4 from the original
Deuteranopia#524E3Eno green cones; the most common form, about 1% of men; ΔE 18.9 from the original
Tritanopia#703B40no blue cones; rare, and affects men and women equally; ΔE 6.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.77:1WCAG large text: AAA
Contrast with black, large text2.39:1WCAG large text: Fail

Named colours

Dim grey · ΔE 22.9Gray · ΔE 29Dark slate grey · ΔE 31.3Rosy brown · ΔE 31.9Sienna · ΔE 32.5Slate grey · ΔE 34.1
Nearest named CSS colourDim grey (#696969)ΔE 22.87, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3F6768
Analogous#683F52, #68543F
Triadic#3F6840, #403F68
Split complementary#3F6855, #3F5268
Tetradic#53683F, #3F6768, #553F68

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBA9A8
Lighter +30%#B78A89
Lighter +20%#A46A69
Lighter +10%#885452
Darker −10%#482C2C
Darker −20%#281919
Darker −30%#090505
Darker −40%#000000
More saturated +25%#7D2C2A
Less saturated −25%#535353

Channel breakdown

R104
G64
B63
Red104 (40.8%)
Green64 (25.1%)
Blue63 (24.7%)
Hue1.46°
Saturation (HSL)24.55%
Lightness32.75%
Dominant channelRed
Hex per channelR 68 · G 40 · B 3F

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Every value on this page was computed from “68403f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.