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Colour

#28CDC0

  • #28CDC0
  • Cyan
  • Dark
  • Nearest: Medium turquoise

#28CDC0 is a cyan with RGB values 40, 205, 192 and HSL 175°, 67%, 48%. It is a dark colour, so black text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Medium turquoise.

Colour values

#28CDC0#28CDC0
HEX#28CDC0
RGBrgb(40, 205, 192)
RGB (0–1)0.1569, 0.8039, 0.7529
RGB percentages15.7%, 80.4%, 75.3%
HSLhsl(175.3, 67.3%, 48%)
HSV / HSBhsv(175.3, 80.5%, 80.4%)
CMYK80.5%, 0%, 6.3%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,674,112
CSS custom property--colour: #28CDC0;

Brightness & contrast

Relative luminance0.4792WCAG 2.x, 0 is black and 1 is white
Perceived brightness171.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.58:1
Contrast with white1.98:1WCAG normal text: Fail
Contrast with black10.58:1WCAG normal text: AAA
Greyscale equivalent#A9A9A9
Inverted#D7323F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C2C1C0no red cones; affects about 1% of men; ΔE 43.3 from the original
Deuteranopia#ACB1C2no green cones; the most common form, about 1% of men; ΔE 44.5 from the original
Tritanopia#00D2C9no blue cones; rare, and affects men and women equally; ΔE 3.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.98:1WCAG large text: Fail
Contrast with black, large text10.58:1WCAG large text: AAA

Named colours

Medium turquoise · ΔE 6.6Turquoise · ΔE 6.7Dark turquoise · ΔE 8.8Light seagreen · ΔE 10.4Medium aquamarine · ΔE 14.1Aqua · ΔE 19.5
Nearest named CSS colourMedium turquoise (#48D1CC)ΔE 6.57, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CD2835
Analogous#28CD6D, #2888CD
Triadic#C028CD, #CDC028
Split complementary#CD2888, #CD6D28
Tetradic#6D28CD, #CD2835, #88CD28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCF5F2
Lighter +30%#A1EDE7
Lighter +20%#77E4DC
Lighter +10%#4CDCD1
Darker −10%#20A298
Darker −20%#177870
Darker −30%#0F4D48
Darker −40%#072220
More saturated +25%#09ECDA
Less saturated −25%#47AEA6

Channel breakdown

R40
G205
B192
Red40 (15.7%)
Green205 (80.4%)
Blue192 (75.3%)
Hue175.27°
Saturation (HSL)67.35%
Lightness48.04%
Dominant channelGreen
Hex per channelR 28 · G CD · B C0

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Every value on this page was computed from “28cdc0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.