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Recognised as Colour

#685B57

  • #685B57
  • Red
  • Dark
  • Nearest: Dim grey

#685B57 is a red with RGB values 104, 91, 87 and HSL 14°, 9%, 37%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#685B57#685B57
HEX#685B57
RGBrgb(104, 91, 87)
RGB (0–1)0.4078, 0.3569, 0.3412
RGB percentages40.8%, 35.7%, 34.1%
HSLhsl(14.1, 8.9%, 37.5%)
HSV / HSBhsv(14.1, 16.3%, 40.8%)
CMYK0%, 12.5%, 16.3%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,839,127
CSS custom property--colour: #685B57;

Brightness & contrast

Relative luminance0.11113WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.52:1
Contrast with white6.52:1WCAG normal text: AA
Contrast with black3.22:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#97A4A8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5E5C57no red cones; affects about 1% of men; ΔE 4.9 from the original
Deuteranopia#615F57no green cones; the most common form, about 1% of men; ΔE 5.4 from the original
Tritanopia#6C595Ano blue cones; rare, and affects men and women equally; ΔE 3.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.52:1WCAG large text: AAA
Contrast with black, large text3.22:1WCAG large text: AA

Named colours

Dim grey · ΔE 7.7Gray · ΔE 15.1Dark slate grey · ΔE 20Slate grey · ΔE 20.8Light slate grey · ΔE 23.3Rosy brown · ΔE 27
Nearest named CSS colourDim grey (#696969)ΔE 7.74, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#576468
Analogous#68575C, #686457
Triadic#57685B, #5B5768
Split complementary#576864, #575C68
Tetradic#5C6857, #576468, #645768

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBC3C0
Lighter +30%#B3A8A5
Lighter +20%#9C8D89
Lighter +10%#84736E
Darker −10%#4C4340
Darker −20%#302A29
Darker −30%#151211
Darker −40%#000000
More saturated +25%#804E3F
Less saturated −25%#606060

Channel breakdown

R104
G91
B87
Red104 (40.8%)
Green91 (35.7%)
Blue87 (34.1%)
Hue14.12°
Saturation (HSL)8.9%
Lightness37.45%
Dominant channelRed
Hex per channelR 68 · G 5B · B 57

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Every value on this page was computed from “685b57” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.