#63BFE0#63BFE0

#63BFE0 is a light, moderate cyan. Relative luminance 0.453; OKLCH L 76.1% C 0.099 H 223.9°. Best body text is #000000 at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#63BFE0
RGB	rgb(99, 191, 224)
HSL	hsl(196, 67%, 63%)
HSV	hsv(196, 56%, 88%)
CMYK	cmyk(55.8%, 14.7%, 0%, 12.2%)
CIE-LAB	lab(73.08, -18.16, -24.81)
CIE-LCH	lch(73.08, 30.75, 233.80°)
OKLab	oklab(76.06% -0.0715 -0.0689)
OKLCH	oklch(76.06% 0.099 223.9)
XYZ	xyz(37.2257, 45.2926, 77.2872)
Luminance	0.4530 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BFE0 #E08463

analogous

#63E0C2 #63BFE0 #6380E0

triadic

#63BFE0 #E063BF #BFE063

tetradic

#63BFE0 #C263E0 #E08463 #80E063

square

#63BFE0 #C263E0 #E08463 #80E063

split-complementary

#63BFE0 #E06380 #E0C263

monochromatic

#2184A7 #30AAD6 #63BFE0 #96D4EA #C9E9F4

Accessibility & contrast

On white

2.09

#63BFE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.06

#63BFE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BFE0

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BFE0	#FFFFFF	#000000	##000000
##63BFE0	1.00	2.09	10.06	10.06
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.06	21.00	1.00	1.00
##000000	10.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACBBE2

Deuteranopia (green-blind)

#9AAEE0

Tritanopia (blue-blind)

#00C9C9

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #63bfe0;
/* rgb */ color: rgb(99, 191, 224);
/* oklch */ color: oklch(76.1% 0.099 223.9);

Tailwind

colors: {
  custom: {
    50: '#99d2e9',
    500: '#63bfe0',
    950: '#000000',
  },
}

SCSS

$custom: #63bfe0;
$custom-light: #99d2e9;
$custom-dark: #000000;

JSON

{
  "hex": "#63bfe0",
  "rgb": {
    "r": 99,
    "g": 191,
    "b": 224
  },
  "hsl": {
    "h": 195.84,
    "s": 66.845,
    "l": 63.333
  },
  "oklch": {
    "l": 0.76062,
    "c": 0.09936,
    "h": 223.9
  },
  "luminance": 0.45296
}

Semantic roles & 50–950 ramp

primary

#63BFE0

secondary

#E6C5B9

accent

#4717CF

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0F1416

muted

#7E8284

Preview Lab

Preview with #63BFE0

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

Preview Lab → · Contrast checker → · Palette generator →