#63B0CA#63B0CA

#63B0CA is a light, moderate cyan. Relative luminance 0.380; OKLCH L 71.7% C 0.085 H 222.1°. Best body text is #000000 at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#63B0CA
RGB	rgb(99, 176, 202)
HSL	hsl(195, 49%, 59%)
HSV	hsv(195, 51%, 79%)
CMYK	cmyk(51%, 12.9%, 0%, 20.8%)
CIE-LAB	lab(67.99, -16.66, -20.54)
CIE-LCH	lch(67.99, 26.45, 230.95°)
OKLab	oklab(71.74% -0.0631 -0.0569)
OKLCH	oklch(71.74% 0.085 222.1)
XYZ	xyz(31.3276, 37.9649, 61.5427)
Luminance	0.3797 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B0CA #CA7D63

analogous

#63CAB1 #63B0CA #637DCA

triadic

#63B0CA #CA63B0 #B0CA63

tetradic

#63B0CA #B163CA #CA7D63 #7DCA63

square

#63B0CA #B163CA #CA7D63 #7DCA63

split-complementary

#63B0CA #CA637D #CAB163

monochromatic

#2D6F85 #3D95B3 #63B0CA #91C7DA #BEDEE9

Accessibility & contrast

On white

2.44

#63B0CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.59

#63B0CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B0CA

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B0CA	#FFFFFF	#000000	##000000
##63B0CA	1.00	2.44	8.59	8.59
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.59	21.00	1.00	1.00
##000000	8.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1ACCB

Deuteranopia (green-blind)

#91A1CA

Tritanopia (blue-blind)

#24B8B8

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #63b0ca;
/* rgb */ color: rgb(99, 176, 202);
/* oklch */ color: oklch(71.7% 0.085 222.1);

Tailwind

colors: {
  custom: {
    50: '#96c7da',
    500: '#63b0ca',
    950: '#000000',
  },
}

SCSS

$custom: #63b0ca;
$custom-light: #96c7da;
$custom-dark: #000000;

JSON

{
  "hex": "#63b0ca",
  "rgb": {
    "r": 99,
    "g": 176,
    "b": 202
  },
  "hsl": {
    "h": 195.146,
    "s": 49.282,
    "l": 59.02
  },
  "oklch": {
    "l": 0.71744,
    "c": 0.08493,
    "h": 222.1
  },
  "luminance": 0.37968
}

Semantic roles & 50–950 ramp

primary

#63B0CA

secondary

#D9BAB0

accent

#724FD9

background

#F9FCFD

surface

#F2F8FA

border

#CCD1D3

text

#0E1314

muted

#7E8283

Preview Lab

Preview with #63B0CA

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

Preview Lab → · Contrast checker → · Palette generator →