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Recognised as Colour

#2AB2CB

  • #2AB2CB
  • Cyan
  • Dark
  • Nearest: Sky blue

#2AB2CB is a cyan with RGB values 42, 178, 203 and HSL 189°, 66%, 48%. It is a dark colour, so black text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#2AB2CB#2AB2CB
HEX#2AB2CB
RGBrgb(42, 178, 203)
RGB (0–1)0.1647, 0.698, 0.7961
RGB percentages16.5%, 69.8%, 79.6%
HSLhsl(189.3, 65.7%, 48%)
HSV / HSBhsv(189.3, 79.3%, 79.6%)
CMYK79.3%, 12.3%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,798,283
CSS custom property--colour: #2AB2CB;

Brightness & contrast

Relative luminance0.36645WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.33:1
Contrast with white2.52:1WCAG normal text: Fail
Contrast with black8.33:1WCAG normal text: AAA
Greyscale equivalent#979797
Inverted#D54D34

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A0ACCCno red cones; affects about 1% of men; ΔE 29.8 from the original
Deuteranopia#8A9CCBno green cones; the most common form, about 1% of men; ΔE 31.5 from the original
Tritanopia#00BCBAno blue cones; rare, and affects men and women equally; ΔE 17.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.52:1WCAG large text: Fail
Contrast with black, large text8.33:1WCAG large text: AAA

Named colours

Sky blue · ΔE 16.9Cadetblue · ΔE 17.8Dark turquoise · ΔE 18.4Light seagreen · ΔE 19.8Medium turquoise · ΔE 20.6Dark cyan · ΔE 20.6
Nearest named CSS colourSky blue (#87CEEB)ΔE 16.93, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB432A
Analogous#2ACB93, #2A62CB
Triadic#CB2AB2, #B2CB2A
Split complementary#CB2A62, #CB942A
Tetradic#932ACB, #CB432A, #61CB2A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCEEF5
Lighter +30%#A2E0EC
Lighter +20%#78D2E3
Lighter +10%#4EC4DA
Darker −10%#218DA1
Darker −20%#196876
Darker −30%#10434C
Darker −40%#071E22
More saturated +25%#0BC7EA
Less saturated −25%#499DAC

Channel breakdown

R42
G178
B203
Red42 (16.5%)
Green178 (69.8%)
Blue203 (79.6%)
Hue189.32°
Saturation (HSL)65.71%
Lightness48.04%
Dominant channelBlue
Hex per channelR 2A · G B2 · B CB

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Every value on this page was computed from “2ab2cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.