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Recognised as Colour

#20636B

  • #20636B
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#20636B is a cyan with RGB values 32, 99, 107 and HSL 186°, 54%, 27%. 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 slate grey.

Colour values

#20636B#20636B
HEX#20636B
RGBrgb(32, 99, 107)
RGB (0–1)0.1255, 0.3882, 0.4196
RGB percentages12.5%, 38.8%, 42%
HSLhsl(186.4, 54%, 27.3%)
HSV / HSBhsv(186.4, 70.1%, 42%)
CMYK70.1%, 7.5%, 0%, 58%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,122,603
CSS custom property--colour: #20636B;

Brightness & contrast

Relative luminance0.10292WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.87:1
Contrast with white6.87:1WCAG normal text: AA
Contrast with black3.06:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#DF9C94

Colour vision & accessibility

Protanopia#5A5F6Cno red cones; affects about 1% of men; ΔE 19.2 from the original
Deuteranopia#4F576Bno green cones; the most common form, about 1% of men; ΔE 19.8 from the original
Tritanopia#006765no blue cones; rare, and affects men and women equally; ΔE 8.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.87:1WCAG large text: AAA
Contrast with black, large text3.06:1WCAG large text: AA

Named colours

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.69, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#6B2820
Analogous#206B4E, #203E6B
Triadic#6B2063, #636B20
Split complementary#6B203E, #6B4D20
Tetradic#4E206B, #6B2820, #3E6B20

Tints, shades & saturation

Lighter +40%#7ECFD9
Lighter +30%#57C0CD
Lighter +20%#37ACBA
Lighter +10%#2C8792
Darker −10%#143F44
Darker −20%#091A1C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0F717C
Less saturated −25%#31555A

Channel breakdown

R32
G99
B107
Red32 (12.5%)
Green99 (38.8%)
Blue107 (42%)
Hue186.4°
Saturation (HSL)53.96%
Lightness27.25%
Dominant channelBlue
Hex per channelR 20 · G 63 · B 6B

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Every value on this page was computed from “20636b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.