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Recognised as Colour

#203A33

  • #203A33
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#203A33 is a cyan with RGB values 32, 58, 51 and HSL 164°, 29%, 18%. It is a dark colour, so white text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#203A33#203A33
HEX#203A33
RGBrgb(32, 58, 51)
RGB (0–1)0.1255, 0.2275, 0.2
RGB percentages12.5%, 22.7%, 20%
HSLhsl(163.8, 28.9%, 17.6%)
HSV / HSBhsv(163.8, 44.8%, 22.7%)
CMYK44.8%, 0%, 12.1%, 77.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,112,051
CSS custom property--colour: #203A33;

Brightness & contrast

Relative luminance0.03572WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.25:1
Contrast with white12.25:1WCAG normal text: AAA
Contrast with black1.71:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#DFC5CC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#383733no red cones; affects about 1% of men; ΔE 11.7 from the original
Deuteranopia#343434no green cones; the most common form, about 1% of men; ΔE 12.1 from the original
Tritanopia#183B38no blue cones; rare, and affects men and women equally; ΔE 3.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.25:1WCAG large text: AAA
Contrast with black, large text1.71:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.3Black · ΔE 25.3Dim grey · ΔE 25.3Teal · ΔE 32.5Gray · ΔE 33.6Slate grey · ΔE 34.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.32, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3A2027
Analogous#203A26, #20343A
Triadic#33203A, #3A3320
Split complementary#3A2034, #3A2620
Tetradic#26203A, #3A2027, #343A20

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#74B2A1
Lighter +30%#569D8A
Lighter +20%#447C6D
Lighter +10%#325B50
Darker −10%#0E1916
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#154538
Less saturated −25%#2B2F2E

Channel breakdown

R32
G58
B51
Red32 (12.5%)
Green58 (22.7%)
Blue51 (20%)
Hue163.85°
Saturation (HSL)28.89%
Lightness17.65%
Dominant channelGreen
Hex per channelR 20 · G 3A · B 33

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Every value on this page was computed from “203a33” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.