#63BBD6#63BBD6

#63BBD6 is a light, moderate cyan. Relative luminance 0.430; OKLCH L 74.7% C 0.093 H 220.3°. Best body text is #000000 at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#63BBD6
RGB	rgb(99, 187, 214)
HSL	hsl(194, 58%, 61%)
HSV	hsv(194, 54%, 84%)
CMYK	cmyk(53.7%, 12.6%, 0%, 16.1%)
CIE-LAB	lab(71.59, -18.98, -21.66)
CIE-LCH	lch(71.59, 28.80, 228.78°)
OKLab	oklab(74.75% -0.0709 -0.06)
OKLCH	oklch(74.75% 0.093 220.3)
XYZ	xyz(35.0488, 43.0452, 70.0668)
Luminance	0.4305 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BBD6 #D67E63

analogous

#63D6B8 #63BBD6 #6382D6

triadic

#63BBD6 #D663BB #BBD663

tetradic

#63BBD6 #B863D6 #D67E63 #82D663

square

#63BBD6 #B863D6 #D67E63 #82D663

split-complementary

#63BBD6 #D66382 #D6B863

monochromatic

#287D97 #34A5C7 #63BBD6 #93D0E3 #C4E5EF

Accessibility & contrast

On white

2.19

#63BBD6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.61

#63BBD6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BBD6

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BBD6	#FFFFFF	#000000	##000000
##63BBD6	1.00	2.19	9.61	9.61
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.61	21.00	1.00	1.00
##000000	9.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB7D7

Deuteranopia (green-blind)

#99AAD6

Tritanopia (blue-blind)

#00C4C3

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #63bbd6;
/* rgb */ color: rgb(99, 187, 214);
/* oklch */ color: oklch(74.7% 0.093 220.3);

Tailwind

colors: {
  custom: {
    50: '#98cfe2',
    500: '#63bbd6',
    950: '#000000',
  },
}

SCSS

$custom: #63bbd6;
$custom-light: #98cfe2;
$custom-dark: #000000;

JSON

{
  "hex": "#63bbd6",
  "rgb": {
    "r": 99,
    "g": 187,
    "b": 214
  },
  "hsl": {
    "h": 194.087,
    "s": 58.376,
    "l": 61.373
  },
  "oklch": {
    "l": 0.74749,
    "c": 0.09291,
    "h": 220.3
  },
  "luminance": 0.43048
}

Semantic roles & 50–950 ramp

primary

#63BBD6

secondary

#E0BFB5

accent

#4720C6

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #63BBD6

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

Preview Lab → · Contrast checker → · Palette generator →