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Recognised as Colour

#63EEFC

  • #63EEFC
  • Cyan
  • Light
  • Nearest: Dark turquoise

#63EEFC is a cyan with RGB values 99, 238, 252 and HSL 185°, 96%, 69%. It is a light colour, so black text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#63EEFC#63EEFC
HEX#63EEFC
RGBrgb(99, 238, 252)
RGB (0–1)0.3882, 0.9333, 0.9882
RGB percentages38.8%, 93.3%, 98.8%
HSLhsl(185.5, 96.2%, 68.8%)
HSV / HSBhsv(185.5, 60.7%, 98.8%)
CMYK60.7%, 5.6%, 0%, 1.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,549,244
CSS custom property--colour: #63EEFC;

Brightness & contrast

Relative luminance0.7083WCAG 2.x, 0 is black and 1 is white
Perceived brightness208.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.17:1
Contrast with white1.38:1WCAG normal text: Fail
Contrast with black15.17:1WCAG normal text: AAA
Greyscale equivalent#D1D1D1
Inverted#9C1103

Colour vision & accessibility

Protanopia#DDE5FDno red cones; affects about 1% of men; ΔE 36 from the original
Deuteranopia#C5D4FDno green cones; the most common form, about 1% of men; ΔE 37.2 from the original
Tritanopia#00F7F2no blue cones; rare, and affects men and women equally; ΔE 16.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.38:1WCAG large text: Fail
Contrast with black, large text15.17:1WCAG large text: AAA

Named colours

Nearest named CSS colourDark turquoise (#00CED1)ΔE 14.52, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#FC7163
Analogous#63FCBE, #63A2FC
Triadic#FC63EE, #EEFC63
Split complementary#FC63A1, #FCBE63
Tetradic#BE63FC, #FC7163, #A2FC63

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#F9FEFF
Lighter +20%#C7F9FE
Lighter +10%#95F3FD
Darker −10%#31E9FB
Darker −20%#05DEF4
Darker −30%#04B1C2
Darker −40%#038390
More saturated +25%#60F0FF
Less saturated −25%#77DEE8

Channel breakdown

R99
G238
B252
Red99 (38.8%)
Green238 (93.3%)
Blue252 (98.8%)
Hue185.49°
Saturation (HSL)96.23%
Lightness68.82%
Dominant channelBlue
Hex per channelR 63 · G EE · B FC

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Every value on this page was computed from “63eefc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.