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Recognised as Colour

#635A3A

  • #635A3A
  • Yellow
  • Dark
  • Nearest: Dark olivegreen

#635A3A is a yellow with RGB values 99, 90, 58 and HSL 47°, 26%, 31%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#635A3A#635A3A
HEX#635A3A
RGBrgb(99, 90, 58)
RGB (0–1)0.3882, 0.3529, 0.2275
RGB percentages38.8%, 35.3%, 22.7%
HSLhsl(46.8, 26.1%, 30.8%)
HSV / HSBhsv(46.8, 41.4%, 38.8%)
CMYK0%, 9.1%, 41.4%, 61.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,511,162
CSS custom property--colour: #635A3A;

Brightness & contrast

Relative luminance0.1027WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.88:1
Contrast with white6.88:1WCAG normal text: AA
Contrast with black3.05:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#9CA5C5

Colour vision & accessibility

Protanopia#605938no red cones; affects about 1% of men; ΔE 1.3 from the original
Deuteranopia#635B3Bno green cones; the most common form, about 1% of men; ΔE 0.6 from the original
Tritanopia#695552no blue cones; rare, and affects men and women equally; ΔE 17.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.88:1WCAG large text: AAA
Contrast with black, large text3.05:1WCAG large text: AA

Named colours

Nearest named CSS colourDark olivegreen (#556B2F)ΔE 20.71, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#3A4363
Analogous#63463A, #57633A
Triadic#3A635A, #5A3A63
Split complementary#3A5763, #453A63
Tetradic#3A6346, #3A4363, #633A58

Tints, shades & saturation

Lighter +40%#C8BFA1
Lighter +30%#B5AA81
Lighter +20%#A29461
Lighter +10%#83774D
Darker −10%#433D27
Darker −20%#232014
Darker −30%#030201
Darker −40%#000000
More saturated +25%#776526
Less saturated −25%#4F4F4E

Channel breakdown

R99
G90
B58
Red99 (38.8%)
Green90 (35.3%)
Blue58 (22.7%)
Hue46.83°
Saturation (HSL)26.11%
Lightness30.78%
Dominant channelRed
Hex per channelR 63 · G 5A · B 3A

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Every value on this page was computed from “635a3a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.