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Colour

#636C65

  • #636C65
  • Grey
  • Dark
  • Nearest: Dim grey

#636C65 is a grey with RGB values 99, 108, 101 and HSL 133°, 4%, 41%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#636C65#636C65
HEX#636C65
RGBrgb(99, 108, 101)
RGB (0–1)0.3882, 0.4235, 0.3961
RGB percentages38.8%, 42.4%, 39.6%
HSLhsl(133.3, 4.3%, 40.6%)
HSV / HSBhsv(133.3, 8.3%, 42.4%)
CMYK8.3%, 0%, 6.5%, 57.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,515,813
CSS custom property--colour: #636C65;

Brightness & contrast

Relative luminance0.14317WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.44:1
Contrast with white5.44:1WCAG normal text: AA
Contrast with black3.86:1WCAG normal text: Fail
Greyscale equivalent#6A6A6A
Inverted#9C939A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6C6A65no red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#6A6965no green cones; the most common form, about 1% of men; ΔE 4.5 from the original
Tritanopia#626C6Ano blue cones; rare, and affects men and women equally; ΔE 3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.44:1WCAG large text: AAA
Contrast with black, large text3.86:1WCAG large text: AA

Named colours

Dim grey · ΔE 5.6Gray · ΔE 10.5Slate grey · ΔE 15.9Dark slate grey · ΔE 16.4Light slate grey · ΔE 18Cadetblue · ΔE 24.3
Nearest named CSS colourDim grey (#696969)ΔE 5.63, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C636A
Analogous#666C63, #636C6A
Triadic#65636C, #6C6563
Split complementary#69636C, #6C6366
Tetradic#63666C, #6C636A, #6C6A63

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBD0CC
Lighter +30%#B1B7B2
Lighter +20%#969F98
Lighter +10%#7C867E
Darker −10%#4B514C
Darker −20%#323733
Darker −30%#1A1C1A
Darker −40%#010201
More saturated +25%#498657
Less saturated −25%#686868

Channel breakdown

R99
G108
B101
Red99 (38.8%)
Green108 (42.4%)
Blue101 (39.6%)
Hue133.33°
Saturation (HSL)4.35%
Lightness40.59%
Dominant channelGreen
Hex per channelR 63 · G 6C · B 65

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Every value on this page was computed from “636c65” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.