#63D6EE#63D6EE

#63D6EE is a light, moderate cyan. Relative luminance 0.569; OKLCH L 81.9% C 0.109 H 213.4°. Best body text is #000000 at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#63D6EE
RGB	rgb(99, 214, 238)
HSL	hsl(190, 80%, 66%)
HSV	hsv(190, 58%, 93%)
CMYK	cmyk(58.4%, 10.1%, 0%, 6.7%)
CIE-LAB	lab(80.13, -25.77, -21.61)
CIE-LCH	lch(80.13, 33.63, 219.99°)
OKLab	oklab(81.86% -0.0907 -0.0599)
OKLCH	oklch(81.86% 0.109 213.4)
XYZ	xyz(44.6185, 56.9144, 89.5065)
Luminance	0.5692 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D6EE #EE7B63

analogous

#63EEC0 #63D6EE #6390EE

triadic

#63D6EE #EE63D6 #D6EE63

tetradic

#63D6EE #C063EE #EE7B63 #90EE63

square

#63D6EE #C063EE #EE7B63 #90EE63

split-complementary

#63D6EE #EE6390 #EEC063

monochromatic

#15A4C2 #2CC7E8 #63D6EE #9AE5F4 #D1F3FA

Accessibility & contrast

On white

1.70

#63D6EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.38

#63D6EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D6EE

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D6EE	#FFFFFF	#000000	##000000
##63D6EE	1.00	1.70	12.38	12.38
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.38	21.00	1.00	1.00
##000000	12.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4D0EF

Deuteranopia (green-blind)

#AFC0EE

Tritanopia (blue-blind)

#00E0DD

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #63d6ee;
/* rgb */ color: rgb(99, 214, 238);
/* oklch */ color: oklch(81.9% 0.109 213.4);

Tailwind

colors: {
  custom: {
    50: '#9ce3f3',
    500: '#63d6ee',
    950: '#000000',
  },
}

SCSS

$custom: #63d6ee;
$custom-light: #9ce3f3;
$custom-dark: #000000;

JSON

{
  "hex": "#63d6ee",
  "rgb": {
    "r": 99,
    "g": 214,
    "b": 238
  },
  "hsl": {
    "h": 190.36,
    "s": 80.347,
    "l": 66.078
  },
  "oklch": {
    "l": 0.81863,
    "c": 0.10872,
    "h": 213.4
  },
  "luminance": 0.56919
}

Semantic roles & 50–950 ramp

primary

#63D6EE

secondary

#C04D36

accent

#2D09DD

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D6EE

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →