#63B2CC#63B2CC

#63B2CC is a light, moderate cyan. Relative luminance 0.389; OKLCH L 72.3% C 0.086 H 221.5°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#63B2CC
RGB	rgb(99, 178, 204)
HSL	hsl(195, 51%, 59%)
HSV	hsv(195, 51%, 80%)
CMYK	cmyk(51.5%, 12.7%, 0%, 20%)
CIE-LAB	lab(68.64, -17.15, -20.66)
CIE-LCH	lch(68.64, 26.85, 230.31°)
OKLab	oklab(72.28% -0.0646 -0.0572)
OKLCH	oklch(72.28% 0.086 221.5)
XYZ	xyz(31.9609, 38.8503, 62.9296)
Luminance	0.3885 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B2CC #CC7D63

analogous

#63CCB2 #63B2CC #637ECC

triadic

#63B2CC #CC63B2 #B2CC63

tetradic

#63B2CC #B263CC #CC7D63 #7ECC63

square

#63B2CC #B263CC #CC7D63 #7ECC63

split-complementary

#63B2CC #CC637E #CCB263

monochromatic

#2C7188 #3C98B6 #63B2CC #91C9DB #BFE0EA

Accessibility & contrast

On white

2.39

#63B2CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.77

#63B2CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B2CC

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B2CC	#FFFFFF	#000000	##000000
##63B2CC	1.00	2.39	8.77	8.77
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.77	21.00	1.00	1.00
##000000	8.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3AECD

Deuteranopia (green-blind)

#93A2CC

Tritanopia (blue-blind)

#20BABA

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63b2cc;
/* rgb */ color: rgb(99, 178, 204);
/* oklch */ color: oklch(72.3% 0.086 221.5);

Tailwind

colors: {
  custom: {
    50: '#96c9db',
    500: '#63b2cc',
    950: '#000000',
  },
}

SCSS

$custom: #63b2cc;
$custom-light: #96c9db;
$custom-dark: #000000;

JSON

{
  "hex": "#63b2cc",
  "rgb": {
    "r": 99,
    "g": 178,
    "b": 204
  },
  "hsl": {
    "h": 194.857,
    "s": 50.725,
    "l": 59.412
  },
  "oklch": {
    "l": 0.72284,
    "c": 0.08628,
    "h": 221.5
  },
  "luminance": 0.38853
}

Semantic roles & 50–950 ramp

primary

#63B2CC

secondary

#DABBB1

accent

#704EDA

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #63B2CC

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

Preview Lab → · Contrast checker → · Palette generator →