#63CAF7#63CAF7

#63CAF7 is a light, moderate cyan. Relative luminance 0.516; OKLCH L 79.5% C 0.115 H 229.2°. Best body text is #000000 at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#63CAF7
RGB	rgb(99, 202, 247)
HSL	hsl(198, 90%, 68%)
HSV	hsv(198, 60%, 97%)
CMYK	cmyk(59.9%, 18.2%, 0%, 3.1%)
CIE-LAB	lab(77.04, -17.07, -31.14)
CIE-LCH	lch(77.04, 35.51, 241.27°)
OKLab	oklab(79.5% -0.0749 -0.0869)
OKLCH	oklch(79.5% 0.115 229.2)
XYZ	xyz(43.0481, 51.6049, 95.6698)
Luminance	0.5161 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CAF7 #F79063

analogous

#63F7DA #63CAF7 #6380F7

triadic

#63CAF7 #F763CA #CAF763

tetradic

#63CAF7 #DA63F7 #F79063 #80F763

square

#63CAF7 #DA63F7 #F79063 #80F763

split-complementary

#63CAF7 #F76380 #F7DA63

monochromatic

#0B97D5 #29B6F4 #63CAF7 #9DDEFA #D7F2FD

Accessibility & contrast

On white

1.85

#63CAF7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.32

#63CAF7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CAF7

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CAF7	#FFFFFF	#000000	##000000
##63CAF7	1.00	1.85	11.32	11.32
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.32	21.00	1.00	1.00
##000000	11.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3C7F9

Deuteranopia (green-blind)

#9EB7F6

Tritanopia (blue-blind)

#00D7D9

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #63caf7;
/* rgb */ color: rgb(99, 202, 247);
/* oklch */ color: oklch(79.5% 0.115 229.2);

Tailwind

colors: {
  custom: {
    50: '#9cdafa',
    500: '#63caf7',
    950: '#000000',
  },
}

SCSS

$custom: #63caf7;
$custom-light: #9cdafa;
$custom-dark: #000000;

JSON

{
  "hex": "#63caf7",
  "rgb": {
    "r": 99,
    "g": 202,
    "b": 247
  },
  "hsl": {
    "h": 198.243,
    "s": 90.244,
    "l": 67.843
  },
  "oklch": {
    "l": 0.79498,
    "c": 0.11474,
    "h": 229.2
  },
  "luminance": 0.51609
}

Semantic roles & 50–950 ramp

primary

#63CAF7

secondary

#CF602F

accent

#4600E6

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1417

muted

#808385

Preview Lab

Preview with #63CAF7

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

Preview Lab → · Contrast checker → · Palette generator →