#63D8FA#63D8FA

#63D8FA is a very light, moderate cyan. Relative luminance 0.587; OKLCH L 82.8% C 0.115 H 219.9°. Best body text is #000000 at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#63D8FA
RGB	rgb(99, 216, 250)
HSL	hsl(194, 94%, 68%)
HSV	hsv(194, 60%, 98%)
CMYK	cmyk(60.4%, 13.6%, 0%, 2%)
CIE-LAB	lab(81.11, -23.31, -26.51)
CIE-LCH	lch(81.11, 35.30, 228.68°)
OKLab	oklab(82.78% -0.0882 -0.0737)
OKLCH	oklch(82.78% 0.115 219.9)
XYZ	xyz(46.9499, 58.6617, 99.2725)
Luminance	0.5867 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D8FA #FA8563

analogous

#63FAD0 #63D8FA #638CFA

triadic

#63D8FA #FA63D8 #D8FA63

tetradic

#63D8FA #D063FA #FA8563 #8CFA63

square

#63D8FA #D063FA #FA8563 #8CFA63

split-complementary

#63D8FA #FA638C #FAD063

monochromatic

#07ACDC #28C9F8 #63D8FA #9EE7FC #DAF6FE

Accessibility & contrast

On white

1.65

#63D8FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.73

#63D8FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D8FA

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D8FA	#FFFFFF	#000000	##000000
##63D8FA	1.00	1.65	12.73	12.73
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.73	21.00	1.00	1.00
##000000	12.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3D3FC

Deuteranopia (green-blind)

#ADC2FA

Tritanopia (blue-blind)

#00E3E3

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #63d8fa;
/* rgb */ color: rgb(99, 216, 250);
/* oklch */ color: oklch(82.8% 0.115 219.9);

Tailwind

colors: {
  custom: {
    50: '#9de4fc',
    500: '#63d8fa',
    950: '#000000',
  },
}

SCSS

$custom: #63d8fa;
$custom-light: #9de4fc;
$custom-dark: #000000;

JSON

{
  "hex": "#63d8fa",
  "rgb": {
    "r": 99,
    "g": 216,
    "b": 250
  },
  "hsl": {
    "h": 193.51,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.82778,
    "c": 0.115,
    "h": 219.9
  },
  "luminance": 0.58667
}

Semantic roles & 50–950 ramp

primary

#63D8FA

secondary

#D4532E

accent

#3400E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D8FA

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

Preview Lab → · Contrast checker → · Palette generator →