#63B6CA#63B6CA

#63B6CA is a light, moderate cyan. Relative luminance 0.404; OKLCH L 73.1% C 0.086 H 215.3°. Best body text is #000000 at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#63B6CA
RGB	rgb(99, 182, 202)
HSL	hsl(192, 49%, 59%)
HSV	hsv(192, 51%, 79%)
CMYK	cmyk(51%, 9.9%, 0%, 20.8%)
CIE-LAB	lab(69.73, -19.79, -17.91)
CIE-LCH	lch(69.73, 26.69, 222.14°)
OKLab	oklab(73.13% -0.0699 -0.0495)
OKLCH	oklch(73.13% 0.086 215.3)
XYZ	xyz(32.5301, 40.3700, 61.9436)
Luminance	0.4037 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B6CA #CA7763

analogous

#63CAAA #63B6CA #6383CA

triadic

#63B6CA #CA63B6 #B6CA63

tetradic

#63B6CA #AA63CA #CA7763 #83CA63

square

#63B6CA #AA63CA #CA7763 #83CA63

split-complementary

#63B6CA #CA6383 #CAAA63

monochromatic

#2D7485 #3D9CB3 #63B6CA #91CBDA #BEE1E9

Accessibility & contrast

On white

2.31

#63B6CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.07

#63B6CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B6CA

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B6CA	#FFFFFF	#000000	##000000
##63B6CA	1.00	2.31	9.07	9.07
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.07	21.00	1.00	1.00
##000000	9.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B1CB

Deuteranopia (green-blind)

#98A5CA

Tritanopia (blue-blind)

#21BEBC

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #63b6ca;
/* rgb */ color: rgb(99, 182, 202);
/* oklch */ color: oklch(73.1% 0.086 215.3);

Tailwind

colors: {
  custom: {
    50: '#96ccda',
    500: '#63b6ca',
    950: '#000000',
  },
}

SCSS

$custom: #63b6ca;
$custom-light: #96ccda;
$custom-dark: #000000;

JSON

{
  "hex": "#63b6ca",
  "rgb": {
    "r": 99,
    "g": 182,
    "b": 202
  },
  "hsl": {
    "h": 191.65,
    "s": 49.282,
    "l": 59.02
  },
  "oklch": {
    "l": 0.73132,
    "c": 0.08566,
    "h": 215.3
  },
  "luminance": 0.40373
}

Semantic roles & 50–950 ramp

primary

#63B6CA

secondary

#D9B8B0

accent

#6A4FD9

background

#F9FCFD

surface

#F2F8FA

border

#CCD1D3

text

#0E1314

muted

#7E8283

Preview Lab

Preview with #63B6CA

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

Preview Lab → · Contrast checker → · Palette generator →