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Colour

#63E6FD

  • #63E6FD
  • Cyan
  • Light
  • Nearest: Sky blue

#63E6FD is a cyan with RGB values 99, 230, 253 and HSL 189°, 97%, 69%. It is a light colour, so black text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#63E6FD#63E6FD
HEX#63E6FD
RGBrgb(99, 230, 253)
RGB (0–1)0.3882, 0.902, 0.9922
RGB percentages38.8%, 90.2%, 99.2%
HSLhsl(189, 97.5%, 69%)
HSV / HSBhsv(189, 60.9%, 99.2%)
CMYK60.9%, 9.1%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,547,197
CSS custom property--colour: #63E6FD;

Brightness & contrast

Relative luminance0.66338WCAG 2.x, 0 is black and 1 is white
Perceived brightness203.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.27:1
Contrast with white1.47:1WCAG normal text: Fail
Contrast with black14.27:1WCAG normal text: AAA
Greyscale equivalent#CCCCCC
Inverted#9C1902

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D3DEFEno red cones; affects about 1% of men; ΔE 32.6 from the original
Deuteranopia#BCCDFDno green cones; the most common form, about 1% of men; ΔE 34.1 from the original
Tritanopia#00F0EDno blue cones; rare, and affects men and women equally; ΔE 20.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.47:1WCAG large text: Fail
Contrast with black, large text14.27:1WCAG large text: AAA

Named colours

Sky blue · ΔE 15.7Dark turquoise · ΔE 16.8Medium turquoise · ΔE 17.8Pale turquoise · ΔE 18.9Light skyblue · ΔE 20.4Powder blue · ΔE 20.6
Nearest named CSS colourSky blue (#87CEEB)ΔE 15.67, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FD7A63
Analogous#63FDC7, #6399FD
Triadic#FD63E6, #E6FD63
Split complementary#FD6399, #FDC763
Tetradic#C763FD, #FD7A63, #99FD63

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FAFEFF
Lighter +20%#C8F6FE
Lighter +10%#95EEFE
Darker −10%#31DEFC
Darker −20%#03D2F7
Darker −30%#03A8C4
Darker −40%#027D92
More saturated +25%#61E7FF
Less saturated −25%#77D8E9

Channel breakdown

R99
G230
B253
Red99 (38.8%)
Green230 (90.2%)
Blue253 (99.2%)
Hue188.96°
Saturation (HSL)97.47%
Lightness69.02%
Dominant channelBlue
Hex per channelR 63 · G E6 · B FD

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Every value on this page was computed from “63e6fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.