#63CBE2#63CBE2

#63CBE2 is a light, moderate cyan. Relative luminance 0.509; OKLCH L 78.9% C 0.101 H 214.2°. Best body text is #000000 at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#63CBE2
RGB	rgb(99, 203, 226)
HSL	hsl(191, 69%, 64%)
HSV	hsv(191, 56%, 89%)
CMYK	cmyk(56.2%, 10.2%, 0%, 11.4%)
CIE-LAB	lab(76.59, -23.70, -20.56)
CIE-LCH	lch(76.59, 31.37, 220.94°)
OKLab	oklab(78.89% -0.0837 -0.057)
OKLCH	oklch(78.89% 0.101 214.2)
XYZ	xyz(40.2235, 50.8517, 79.6324)
Luminance	0.5086 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CBE2 #E27A63

analogous

#63E2B9 #63CBE2 #638BE2

triadic

#63CBE2 #E263CB #CBE263

tetradic

#63CBE2 #B963E2 #E27A63 #8BE263

square

#63CBE2 #B963E2 #E27A63 #8BE263

split-complementary

#63CBE2 #E2638B #E2B963

monochromatic

#2092AB #2FBAD8 #63CBE2 #97DCEC #CAEDF5

Accessibility & contrast

On white

1.88

#63CBE2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.17

#63CBE2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CBE2

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CBE2	#FFFFFF	#000000	##000000
##63CBE2	1.00	1.88	11.17	11.17
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.17	21.00	1.00	1.00
##000000	11.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAC5E3

Deuteranopia (green-blind)

#A7B7E2

Tritanopia (blue-blind)

#00D4D2

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #63cbe2;
/* rgb */ color: rgb(99, 203, 226);
/* oklch */ color: oklch(78.9% 0.101 214.2);

Tailwind

colors: {
  custom: {
    50: '#9adbeb',
    500: '#63cbe2',
    950: '#000000',
  },
}

SCSS

$custom: #63cbe2;
$custom-light: #9adbeb;
$custom-dark: #000000;

JSON

{
  "hex": "#63cbe2",
  "rgb": {
    "r": 99,
    "g": 203,
    "b": 226
  },
  "hsl": {
    "h": 190.866,
    "s": 68.649,
    "l": 63.725
  },
  "oklch": {
    "l": 0.78889,
    "c": 0.10128,
    "h": 214.2
  },
  "luminance": 0.50856
}

Semantic roles & 50–950 ramp

primary

#63CBE2

secondary

#AD513D

accent

#3715D1

background

#FCFEFE

surface

#F5FBFD

border

#CFD4D5

text

#0F1516

muted

#808484

Preview Lab

Preview with #63CBE2

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

Preview Lab → · Contrast checker → · Palette generator →