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Recognised as Colour

#04DDDA

  • #04DDDA
  • Cyan
  • Light
  • Nearest: Dark turquoise

#04DDDA is a cyan with RGB values 4, 221, 218 and HSL 179°, 96%, 44%. It is a light colour, so black text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#04DDDA#04DDDA
HEX#04DDDA
RGBrgb(4, 221, 218)
RGB (0–1)0.0157, 0.8667, 0.8549
RGB percentages1.6%, 86.7%, 85.5%
HSLhsl(179.2, 96.4%, 44.1%)
HSV / HSBhsv(179.2, 98.2%, 86.7%)
CMYK98.2%, 0%, 1.4%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer318,938
CSS custom property--colour: #04DDDA;

Brightness & contrast

Relative luminance0.56801WCAG 2.x, 0 is black and 1 is white
Perceived brightness184.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.36:1
Contrast with white1.7:1WCAG normal text: Fail
Contrast with black12.36:1WCAG normal text: AAA
Greyscale equivalent#AFAFAF
Inverted#FB2225

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CED1DAno red cones; affects about 1% of men; ΔE 45.2 from the original
Deuteranopia#B5BFDBno green cones; the most common form, about 1% of men; ΔE 46.5 from the original
Tritanopia#00E4DCno blue cones; rare, and affects men and women equally; ΔE 3.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.7:1WCAG large text: Fail
Contrast with black, large text12.36:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 6.6Turquoise · ΔE 7.3Medium turquoise · ΔE 7.8Aqua · ΔE 12.2Cyan · ΔE 12.2Light seagreen · ΔE 16.4
Nearest named CSS colourDark turquoise (#00CED1)ΔE 6.59, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DD0407
Analogous#04DD6E, #0473DD
Triadic#DA04DD, #DDDA04
Split complementary#DD0473, #DD6E04
Tetradic#6E04DD, #DD0407, #73DD04

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AFFEFC
Lighter +30%#7DFDFB
Lighter +20%#4BFCF9
Lighter +10%#19FBF8
Darker −10%#03ABA9
Darker −20%#027977
Darker −30%#014746
Darker −40%#001514
More saturated +25%#00E1DE
Less saturated −25%#20C1BF

Channel breakdown

R4
G221
B218
Red4 (1.6%)
Green221 (86.7%)
Blue218 (85.5%)
Hue179.17°
Saturation (HSL)96.44%
Lightness44.12%
Dominant channelGreen
Hex per channelR 04 · G DD · B DA

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Every value on this page was computed from “04ddda” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.