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Recognised as Colour

#28DDC2

  • #28DDC2
  • Cyan
  • Light
  • Nearest: Turquoise

#28DDC2 is a cyan with RGB values 40, 221, 194 and HSL 171°, 73%, 51%. It is a light colour, so black text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#28DDC2#28DDC2
HEX#28DDC2
RGBrgb(40, 221, 194)
RGB (0–1)0.1569, 0.8667, 0.7608
RGB percentages15.7%, 86.7%, 76.1%
HSLhsl(171, 72.7%, 51.2%)
HSV / HSBhsv(171, 81.9%, 86.7%)
CMYK81.9%, 0%, 12.2%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,678,210
CSS custom property--colour: #28DDC2;

Brightness & contrast

Relative luminance0.56059WCAG 2.x, 0 is black and 1 is white
Perceived brightness182.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.21:1
Contrast with white1.72:1WCAG normal text: Fail
Contrast with black12.21:1WCAG normal text: AAA
Greyscale equivalent#B5B5B5
Inverted#D7223D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D3CFC1no red cones; affects about 1% of men; ΔE 48.5 from the original
Deuteranopia#BDBEC4no green cones; the most common form, about 1% of men; ΔE 50 from the original
Tritanopia#00E1D5no blue cones; rare, and affects men and women equally; ΔE 8.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.72:1WCAG large text: Fail
Contrast with black, large text12.21:1WCAG large text: AAA

Named colours

Turquoise · ΔE 7.2Medium aquamarine · ΔE 13.5Medium turquoise · ΔE 15.2Aquamarine · ΔE 15.5Dark turquoise · ΔE 17.6Aqua · ΔE 19
Nearest named CSS colourTurquoise (#40E0D0)ΔE 7.19, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DD2843
Analogous#28DD67, #289DDD
Triadic#C228DD, #DDC228
Split complementary#DD289D, #DD6828
Tetradic#6828DD, #DD2843, #9DDD28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D8F9F4
Lighter +30%#ACF2E7
Lighter +20%#80EBDB
Lighter +10%#54E4CE
Darker −10%#1DB59F
Darker −20%#168978
Darker −30%#0F5D52
Darker −40%#08312B
More saturated +25%#09FCD8
Less saturated −25%#47BEAC

Channel breakdown

R40
G221
B194
Red40 (15.7%)
Green221 (86.7%)
Blue194 (76.1%)
Hue171.05°
Saturation (HSL)72.69%
Lightness51.18%
Dominant channelGreen
Hex per channelR 28 · G DD · B C2

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Every value on this page was computed from “28ddc2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.