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Recognised as Colour

#2C637A

  • #2C637A
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#2C637A is a cyan with RGB values 44, 99, 122 and HSL 198°, 47%, 33%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2C637A#2C637A
HEX#2C637A
RGBrgb(44, 99, 122)
RGB (0–1)0.1725, 0.3882, 0.4784
RGB percentages17.3%, 38.8%, 47.8%
HSLhsl(197.7, 47%, 32.5%)
HSV / HSBhsv(197.7, 63.9%, 47.8%)
CMYK63.9%, 18.9%, 0%, 52.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,909,050
CSS custom property--colour: #2C637A;

Brightness & contrast

Relative luminance0.10864WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.62:1
Contrast with white6.62:1WCAG normal text: AA
Contrast with black3.17:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#D39C85

Colour vision & accessibility

Protanopia#57617Bno red cones; affects about 1% of men; ΔE 13.6 from the original
Deuteranopia#4C597Ano green cones; the most common form, about 1% of men; ΔE 14.6 from the original
Tritanopia#006A6Ano blue cones; rare, and affects men and women equally; ΔE 18.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.62:1WCAG large text: AAA
Contrast with black, large text3.17:1WCAG large text: AA

Named colours

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.73, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#7A432C
Analogous#2C7A6A, #2C3C7A
Triadic#7A2C63, #637A2C
Split complementary#7A2C3C, #7A6A2C
Tetradic#6A2C7A, #7A432C, #3C7A2C

Tints, shades & saturation

Lighter +40%#98C6DA
Lighter +30%#73B2CC
Lighter +20%#4D9DBF
Lighter +10%#3A819F
Darker −10%#1E4555
Darker −20%#11262F
Darker −30%#03080A
Darker −40%#000000
More saturated +25%#176C8F
Less saturated −25%#415A65

Channel breakdown

R44
G99
B122
Red44 (17.3%)
Green99 (38.8%)
Blue122 (47.8%)
Hue197.69°
Saturation (HSL)46.99%
Lightness32.55%
Dominant channelBlue
Hex per channelR 2C · G 63 · B 7A

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Every value on this page was computed from “2c637a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.