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Colour

#28EEDB

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

#28EEDB is a cyan with RGB values 40, 238, 219 and HSL 174°, 85%, 55%. It is a light colour, so black text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#28EEDB#28EEDB
HEX#28EEDB
RGBrgb(40, 238, 219)
RGB (0–1)0.1569, 0.9333, 0.8588
RGB percentages15.7%, 93.3%, 85.9%
HSLhsl(174.2, 85.3%, 54.5%)
HSV / HSBhsv(174.2, 83.2%, 93.3%)
CMYK83.2%, 0%, 8%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,682,587
CSS custom property--colour: #28EEDB;

Brightness & contrast

Relative luminance0.66715WCAG 2.x, 0 is black and 1 is white
Perceived brightness198 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.34:1
Contrast with white1.46:1WCAG normal text: Fail
Contrast with black14.34:1WCAG normal text: AAA
Greyscale equivalent#C3C3C3
Inverted#D71124

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E2E0DAno red cones; affects about 1% of men; ΔE 49.7 from the original
Deuteranopia#C9CEDDno green cones; the most common form, about 1% of men; ΔE 50.8 from the original
Tritanopia#00F3E8no blue cones; rare, and affects men and women equally; ΔE 4.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.46:1WCAG large text: Fail
Contrast with black, large text14.34:1WCAG large text: AAA

Named colours

Turquoise · ΔE 6.7Aqua · ΔE 11.9Cyan · ΔE 11.9Medium turquoise · ΔE 15.4Aquamarine · ΔE 15.6Dark turquoise · ΔE 16.8
Nearest named CSS colourTurquoise (#40E0D0)ΔE 6.73, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EE283B
Analogous#28EE78, #289EEE
Triadic#DB28EE, #EEDB28
Split complementary#EE289E, #EE7828
Tetradic#7828EE, #EE283B, #9EEE28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5FDFB
Lighter +30%#B6F9F3
Lighter +20%#87F5EB
Lighter +10%#57F2E3
Darker −10%#11D2C0
Darker −20%#0DA395
Darker −30%#09746A
Darker −40%#05453F
More saturated +25%#17FFE9
Less saturated −25%#45D1C4

Channel breakdown

R40
G238
B219
Red40 (15.7%)
Green238 (93.3%)
Blue219 (85.9%)
Hue174.24°
Saturation (HSL)85.34%
Lightness54.51%
Dominant channelGreen
Hex per channelR 28 · G EE · B DB

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