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Colour

#04E8F4

  • #04E8F4
  • Cyan
  • Light
  • Nearest: Dark turquoise

#04E8F4 is a cyan with RGB values 4, 232, 244 and HSL 183°, 97%, 49%. It is a light colour, so black text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#04E8F4#04E8F4
HEX#04E8F4
RGBrgb(4, 232, 244)
RGB (0–1)0.0157, 0.9098, 0.9569
RGB percentages1.6%, 91%, 95.7%
HSLhsl(183, 96.8%, 48.6%)
HSV / HSBhsv(183, 98.4%, 95.7%)
CMYK98.4%, 4.9%, 0%, 4.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer321,780
CSS custom property--colour: #04E8F4;

Brightness & contrast

Relative luminance0.64271WCAG 2.x, 0 is black and 1 is white
Perceived brightness195.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.85:1
Contrast with white1.52:1WCAG normal text: Fail
Contrast with black13.85:1WCAG normal text: AAA
Greyscale equivalent#B8B8B8
Inverted#FB170B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D5DDF5no red cones; affects about 1% of men; ΔE 43.8 from the original
Deuteranopia#BAC9F5no green cones; the most common form, about 1% of men; ΔE 45.7 from the original
Tritanopia#00F2EBno blue cones; rare, and affects men and women equally; ΔE 11.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.52:1WCAG large text: Fail
Contrast with black, large text13.85:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 10.4Aqua · ΔE 11Cyan · ΔE 11Medium turquoise · ΔE 13.3Turquoise · ΔE 15.4Light seagreen · ΔE 22.5
Nearest named CSS colourDark turquoise (#00CED1)ΔE 10.39, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F41004
Analogous#04F488, #0470F4
Triadic#F404E8, #E8F404
Split complementary#F40470, #F48804
Tetradic#8804F4, #F41004, #70F404

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C6FBFE
Lighter +30%#94F8FD
Lighter +20%#62F5FC
Lighter +10%#2FF1FC
Darker −10%#03B8C2
Darker −20%#028990
Darker −30%#02595D
Darker −40%#01292B
More saturated +25%#00ECF8
Less saturated −25%#23CCD5

Channel breakdown

R4
G232
B244
Red4 (1.6%)
Green232 (91%)
Blue244 (95.7%)
Hue183°
Saturation (HSL)96.77%
Lightness48.63%
Dominant channelBlue
Hex per channelR 04 · G E8 · B F4

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Every value on this page was computed from “04e8f4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.