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Colour

#64635B

  • #64635B
  • Grey
  • Dark
  • Nearest: Dim grey

#64635B is a grey with RGB values 100, 99, 91 and HSL 53°, 5%, 37%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#64635B#64635B
HEX#64635B
RGBrgb(100, 99, 91)
RGB (0–1)0.3922, 0.3882, 0.3569
RGB percentages39.2%, 38.8%, 35.7%
HSLhsl(53.3, 4.7%, 37.5%)
HSV / HSBhsv(53.3, 9%, 39.2%)
CMYK0%, 1%, 9%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,579,035
CSS custom property--colour: #64635B;

Brightness & contrast

Relative luminance0.12388WCAG 2.x, 0 is black and 1 is white
Perceived brightness98.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.04:1
Contrast with white6.04:1WCAG normal text: AA
Contrast with black3.48:1WCAG normal text: Fail
Greyscale equivalent#636363
Inverted#9B9CA4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#65625Bno red cones; affects about 1% of men; ΔE 1.1 from the original
Deuteranopia#65635Bno green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#666261no blue cones; rare, and affects men and women equally; ΔE 4.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.04:1WCAG large text: AAA
Contrast with black, large text3.48:1WCAG large text: AA

Named colours

Dim grey · ΔE 5.5Gray · ΔE 12.7Dark slate grey · ΔE 17.1Slate grey · ΔE 18.8Light slate grey · ΔE 21.2Dark grey · ΔE 27.8
Nearest named CSS colourDim grey (#696969)ΔE 5.48, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B5C64
Analogous#645F5B, #61645B
Triadic#5B6463, #635B64
Split complementary#5B6164, #5F5B64
Tetradic#5B645F, #5B5C64, #645B61

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8C8C3
Lighter +30%#B0AFA8
Lighter +20%#98968D
Lighter +10%#7F7D73
Darker −10%#494943
Darker −20%#2F2E2A
Darker −30%#141412
Darker −40%#000000
More saturated +25%#7C7643
Less saturated −25%#606060

Channel breakdown

R100
G99
B91
Red100 (39.2%)
Green99 (38.8%)
Blue91 (35.7%)
Hue53.33°
Saturation (HSL)4.71%
Lightness37.45%
Dominant channelRed
Hex per channelR 64 · G 63 · B 5B

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Every value on this page was computed from “64635b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.