#63B0CD#63B0CD

#63B0CD is a light, moderate cyan. Relative luminance 0.381; OKLCH L 71.9% C 0.087 H 224.6°. Best body text is #000000 at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#63B0CD
RGB	rgb(99, 176, 205)
HSL	hsl(196, 51%, 60%)
HSV	hsv(196, 52%, 80%)
CMYK	cmyk(51.7%, 14.1%, 0%, 19.6%)
CIE-LAB	lab(68.10, -15.81, -22.04)
CIE-LCH	lch(68.10, 27.12, 234.35°)
OKLab	oklab(71.86% -0.0619 -0.0611)
OKLCH	oklch(71.86% 0.087 224.6)
XYZ	xyz(31.6862, 38.1084, 63.4316)
Luminance	0.3811 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B0CD #CD8063

analogous

#63CDB5 #63B0CD #637BCD

triadic

#63B0CD #CD63B0 #B0CD63

tetradic

#63B0CD #B563CD #CD8063 #7BCD63

square

#63B0CD #B563CD #CD8063 #7BCD63

split-complementary

#63B0CD #CD637B #CDB563

monochromatic

#2C708A #3B96B8 #63B0CD #91C7DC #C0DFEB

Accessibility & contrast

On white

2.44

#63B0CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.62

#63B0CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B0CD

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B0CD	#FFFFFF	#000000	##000000
##63B0CD	1.00	2.44	8.62	8.62
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.62	21.00	1.00	1.00
##000000	8.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0ADCF

Deuteranopia (green-blind)

#90A1CD

Tritanopia (blue-blind)

#20B9B9

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #63b0cd;
/* rgb */ color: rgb(99, 176, 205);
/* oklch */ color: oklch(71.9% 0.087 224.6);

Tailwind

colors: {
  custom: {
    50: '#96c7dc',
    500: '#63b0cd',
    950: '#000000',
  },
}

SCSS

$custom: #63b0cd;
$custom-light: #96c7dc;
$custom-dark: #000000;

JSON

{
  "hex": "#63b0cd",
  "rgb": {
    "r": 99,
    "g": 176,
    "b": 205
  },
  "hsl": {
    "h": 196.415,
    "s": 51.456,
    "l": 59.608
  },
  "oklch": {
    "l": 0.71863,
    "c": 0.08698,
    "h": 224.6
  },
  "luminance": 0.38111
}

Semantic roles & 50–950 ramp

primary

#63B0CD

secondary

#DABDB1

accent

#744DDB

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #63B0CD

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

Preview Lab → · Contrast checker → · Palette generator →