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Recognised as Colour

#63F5DF

  • #63F5DF
  • Cyan
  • Light
  • Nearest: Turquoise

#63F5DF is a cyan with RGB values 99, 245, 223 and HSL 171°, 88%, 67%. It is a light colour, so black text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#63F5DF#63F5DF
HEX#63F5DF
RGBrgb(99, 245, 223)
RGB (0–1)0.3882, 0.9608, 0.8745
RGB percentages38.8%, 96.1%, 87.5%
HSLhsl(171, 88%, 67.5%)
HSV / HSBhsv(171, 59.6%, 96.1%)
CMYK59.6%, 0%, 9%, 3.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,551,007
CSS custom property--colour: #63F5DF;

Brightness & contrast

Relative luminance0.73285WCAG 2.x, 0 is black and 1 is white
Perceived brightness209.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.66:1
Contrast with white1.34:1WCAG normal text: Fail
Contrast with black15.66:1WCAG normal text: AAA
Greyscale equivalent#D4D4D4
Inverted#9C0A20

Colour vision & accessibility

Protanopia#EBE8DEno red cones; affects about 1% of men; ΔE 44.1 from the original
Deuteranopia#D5D8E1no green cones; the most common form, about 1% of men; ΔE 45 from the original
Tritanopia#00F9EEno blue cones; rare, and affects men and women equally; ΔE 9.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.34:1WCAG large text: Fail
Contrast with black, large text15.66:1WCAG large text: AAA

Named colours

Nearest named CSS colourTurquoise (#40E0D0)ΔE 7.88, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#F56379
Analogous#63F596, #63C2F5
Triadic#DF63F5, #F5DF63
Split complementary#F563C2, #F59663
Tetradic#9663F5, #F56379, #C2F563

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#F3FEFC
Lighter +20%#C3FBF3
Lighter +10%#93F8E9
Darker −10%#33F2D5
Darker −20%#0FE3C3
Darker −30%#0CB39A
Darker −40%#088471
More saturated +25%#59FFE6
Less saturated −25%#78E0D1

Channel breakdown

R99
G245
B223
Red99 (38.8%)
Green245 (96.1%)
Blue223 (87.5%)
Hue170.96°
Saturation (HSL)87.95%
Lightness67.45%
Dominant channelGreen
Hex per channelR 63 · G F5 · B DF

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Every value on this page was computed from “63f5df” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.