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Recognised as Colour

#63C3BC

  • #63C3BC
  • Cyan
  • Dark
  • Nearest: Medium turquoise

#63C3BC is a cyan with RGB values 99, 195, 188 and HSL 176°, 44%, 58%. It is a dark colour, so black text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Medium turquoise.

Colour values

#63C3BC#63C3BC
HEX#63C3BC
RGBrgb(99, 195, 188)
RGB (0–1)0.3882, 0.7647, 0.7373
RGB percentages38.8%, 76.5%, 73.7%
HSLhsl(175.6, 44.4%, 57.6%)
HSV / HSBhsv(175.6, 49.2%, 76.5%)
CMYK49.2%, 0%, 3.6%, 23.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,538,172
CSS custom property--colour: #63C3BC;

Brightness & contrast

Relative luminance0.45314WCAG 2.x, 0 is black and 1 is white
Perceived brightness171.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.06:1
Contrast with white2.09:1WCAG normal text: Fail
Contrast with black10.06:1WCAG normal text: AAA
Greyscale equivalent#AEAEAE
Inverted#9C3C43

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BABABCno red cones; affects about 1% of men; ΔE 30.8 from the original
Deuteranopia#AAAEBDno green cones; the most common form, about 1% of men; ΔE 31.8 from the original
Tritanopia#2CC7C1no blue cones; rare, and affects men and women equally; ΔE 9.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.09:1WCAG large text: Fail
Contrast with black, large text10.06:1WCAG large text: AAA

Named colours

Medium turquoise · ΔE 8.8Light seagreen · ΔE 10.5Dark turquoise · ΔE 13.2Cadetblue · ΔE 16Medium aquamarine · ΔE 16.1Turquoise · ΔE 16.3
Nearest named CSS colourMedium turquoise (#48D1CC)ΔE 8.83, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C3636A
Analogous#63C38C, #639AC3
Triadic#BC63C3, #C3BC63
Split complementary#C3639A, #C38C63
Tetradic#8C63C3, #C3636A, #9AC363

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F6FCFB
Lighter +30%#D2EDEB
Lighter +20%#ADDFDC
Lighter +10%#88D1CC
Darker −10%#44AFA8
Darker −20%#358B84
Darker −30%#276661
Darker −40%#19413E
More saturated +25%#48DED3
Less saturated −25%#7EA8A5

Channel breakdown

R99
G195
B188
Red99 (38.8%)
Green195 (76.5%)
Blue188 (73.7%)
Hue175.63°
Saturation (HSL)44.44%
Lightness57.65%
Dominant channelGreen
Hex per channelR 63 · G C3 · B BC

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Every value on this page was computed from “63c3bc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.