Colour

#63DCEE

#63DCEE
Cyan
Light
Nearest: Dark turquoise

#63DCEE is a cyan with RGB values 99, 220, 238 and HSL 188°, 80%, 66%. It is a light colour, so black text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#63DCEE#63DCEE

HEX#63DCEE

RGBrgb(99, 220, 238)

RGB (0–1)0.3882, 0.8627, 0.9333

RGB percentages38.8%, 86.3%, 93.3%

HSLhsl(187.8, 80.3%, 66.1%)

HSV / HSBhsv(187.8, 58.4%, 93.3%)

CMYK58.4%, 7.6%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,544,622

CSS custom property--colour: #63DCEE;

Brightness & contrast

Relative luminance0.60012WCAG 2.x, 0 is black and 1 is white

Perceived brightness194.4 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 13:1

Contrast with white1.62:1WCAG normal text: Fail

Contrast with black13:1WCAG normal text: AAA

Greyscale equivalent#C4C4C4

Inverted#9C2311

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#CBD4EFno red cones; affects about 1% of men; ΔE 31.5 from the original

Deuteranopia#B6C5EEno green cones; the most common form, about 1% of men; ΔE 32.5 from the original

Tritanopia#00E5E1no blue cones; rare, and affects men and women equally; ΔE 18.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.62:1WCAG large text: Fail

Contrast with black, large text13:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 14.2 Sky blue · ΔE 14.3 Medium turquoise · ΔE 14.6 Pale turquoise · ΔE 17.6 Powder blue · ΔE 18.8 Light blue · ΔE 19.4

Nearest named CSS colourDark turquoise (#00CED1)ΔE 14.21, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#EE7563

Analogous#63EEBA, #6397EE

Triadic#EE63DC, #DCEE63

Split complementary#EE6397, #EEBA63

Tetradic#BA63EE, #EE7563, #97EE63

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFFFFF

Lighter +30%#EDFBFD

Lighter +20%#BFF1F8

Lighter +10%#91E6F3

Darker −10%#35D2E9

Darker −20%#17BBD4

Darker −30%#1293A6

Darker −40%#0D6A78

More saturated +25%#52E9FF

Less saturated −25%#79CCD8

Channel breakdown

R99

G220

B238

Red99 (38.8%)

Green220 (86.3%)

Blue238 (93.3%)

Hue187.77°

Saturation (HSL)80.35%

Lightness66.08%

Dominant channelBlue

Hex per channelR 63 · G DC · B EE

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#63DCEE

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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