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Recognised as Colour

#04DEDF

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

#04DEDF is a cyan with RGB values 4, 222, 223 and HSL 180°, 96%, 45%. It is a light colour, so black text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#04DEDF#04DEDF
HEX#04DEDF
RGBrgb(4, 222, 223)
RGB (0–1)0.0157, 0.8706, 0.8745
RGB percentages1.6%, 87.1%, 87.5%
HSLhsl(180.3, 96.5%, 44.5%)
HSV / HSBhsv(180.3, 98.2%, 87.5%)
CMYK98.2%, 0.4%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer319,199
CSS custom property--colour: #04DEDF;

Brightness & contrast

Relative luminance0.57596WCAG 2.x, 0 is black and 1 is white
Perceived brightness186 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.52:1
Contrast with white1.68:1WCAG normal text: Fail
Contrast with black12.52:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#FB2120

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CED2DFno red cones; affects about 1% of men; ΔE 44.6 from the original
Deuteranopia#B5C0E0no green cones; the most common form, about 1% of men; ΔE 46 from the original
Tritanopia#00E6DEno blue cones; rare, and affects men and women equally; ΔE 6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.68:1WCAG large text: Fail
Contrast with black, large text12.52:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 6Medium turquoise · ΔE 8.2Turquoise · ΔE 9.3Aqua · ΔE 11.8Cyan · ΔE 11.8Light seagreen · ΔE 17.1
Nearest named CSS colourDark turquoise (#00CED1)ΔE 5.97, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF0504
Analogous#04DF72, #0471DF
Triadic#DF04DE, #DEDF04
Split complementary#DF0470, #DF7204
Tetradic#7304DF, #DF0504, #71DF04

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B1FDFE
Lighter +30%#7FFCFD
Lighter +20%#4DFBFC
Lighter +10%#1BFAFB
Darker −10%#03ACAD
Darker −20%#027A7B
Darker −30%#014849
Darker −40%#001617
More saturated +25%#00E2E3
Less saturated −25%#20C2C3

Channel breakdown

R4
G222
B223
Red4 (1.6%)
Green222 (87.1%)
Blue223 (87.5%)
Hue180.27°
Saturation (HSL)96.48%
Lightness44.51%
Dominant channelBlue
Hex per channelR 04 · G DE · B DF

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