#63BEE7#63BEE7

#63BEE7 is a light, moderate cyan. Relative luminance 0.452; OKLCH L 76.1% C 0.105 H 229.6°. Best body text is #000000 at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#63BEE7
RGB	rgb(99, 190, 231)
HSL	hsl(199, 73%, 65%)
HSV	hsv(199, 57%, 91%)
CMYK	cmyk(57.1%, 17.7%, 0%, 9.4%)
CIE-LAB	lab(73.05, -15.58, -28.66)
CIE-LCH	lch(73.05, 32.62, 241.47°)
OKLab	oklab(76.12% -0.0679 -0.0799)
OKLCH	oklch(76.12% 0.105 229.6)
XYZ	xyz(37.9773, 45.2455, 82.3177)
Luminance	0.4525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BEE7 #E78C63

analogous

#63E7CE #63BEE7 #637CE7

triadic

#63BEE7 #E763BE #BEE763

tetradic

#63BEE7 #CE63E7 #E78C63 #7CE763

square

#63BEE7 #CE63E7 #E78C63 #7CE763

split-complementary

#63BEE7 #E7637C #E7CE63

monochromatic

#1C85B4 #2EA8DF #63BEE7 #98D4EF #CDEAF7

Accessibility & contrast

On white

2.09

#63BEE7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.05

#63BEE7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BEE7

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BEE7	#FFFFFF	#000000	##000000
##63BEE7	1.00	2.09	10.05	10.05
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.05	21.00	1.00	1.00
##000000	10.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9BBE9

Deuteranopia (green-blind)

#96ADE6

Tritanopia (blue-blind)

#00CACB

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #63bee7;
/* rgb */ color: rgb(99, 190, 231);
/* oklch */ color: oklch(76.1% 0.105 229.6);

Tailwind

colors: {
  custom: {
    50: '#99d1ee',
    500: '#63bee7',
    950: '#000000',
  },
}

SCSS

$custom: #63bee7;
$custom-light: #99d1ee;
$custom-dark: #000000;

JSON

{
  "hex": "#63bee7",
  "rgb": {
    "r": 99,
    "g": 190,
    "b": 231
  },
  "hsl": {
    "h": 198.636,
    "s": 73.333,
    "l": 64.706
  },
  "oklch": {
    "l": 0.76122,
    "c": 0.10483,
    "h": 229.6
  },
  "luminance": 0.45249
}

Semantic roles & 50–950 ramp

primary

#63BEE7

secondary

#EACABC

accent

#4D10D5

background

#FAFCFE

surface

#F3F9FD

border

#CDD2D5

text

#0F1416

muted

#7F8284

Preview Lab

Preview with #63BEE7

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

Preview Lab → · Contrast checker → · Palette generator →