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Colour

#204F42

  • #204F42
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#204F42 is a cyan with RGB values 32, 79, 66 and HSL 163°, 42%, 22%. It is a dark colour, so white text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#204F42#204F42
HEX#204F42
RGBrgb(32, 79, 66)
RGB (0–1)0.1255, 0.3098, 0.2588
RGB percentages12.5%, 31%, 25.9%
HSLhsl(163.4, 42.3%, 21.8%)
HSV / HSBhsv(163.4, 59.5%, 31%)
CMYK59.5%, 0%, 16.5%, 69%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,117,442
CSS custom property--colour: #204F42;

Brightness & contrast

Relative luminance0.06292WCAG 2.x, 0 is black and 1 is white
Perceived brightness66.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.3:1
Contrast with white9.3:1WCAG normal text: AAA
Contrast with black2.26:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#DFB0BD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D4A41no red cones; affects about 1% of men; ΔE 19.4 from the original
Deuteranopia#454543no green cones; the most common form, about 1% of men; ΔE 19.3 from the original
Tritanopia#08504Bno blue cones; rare, and affects men and women equally; ΔE 6.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.3:1WCAG large text: AAA
Contrast with black, large text2.26:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.4Teal · ΔE 23.3Dim grey · ΔE 24.5Dark cyan · ΔE 27.3Dark olivegreen · ΔE 30.3Gray · ΔE 30.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.4, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4F202D
Analogous#204F2B, #20454F
Triadic#42204F, #4F4220
Split complementary#4F2045, #4F2B20
Tetradic#2A204F, #4F202D, #454F20

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#74C7B0
Lighter +30%#50B89B
Lighter +20%#3D987F
Lighter +10%#2F7360
Darker −10%#112B24
Darker −20%#030605
Darker −30%#000000
Darker −40%#000000
More saturated +25%#125D48
Less saturated −25%#2E413C

Channel breakdown

R32
G79
B66
Red32 (12.5%)
Green79 (31%)
Blue66 (25.9%)
Hue163.4°
Saturation (HSL)42.34%
Lightness21.76%
Dominant channelGreen
Hex per channelR 20 · G 4F · B 42

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Every value on this page was computed from “204f42” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.