#63D3FA#63D3FA

#63D3FA is a light, moderate cyan. Relative luminance 0.561; OKLCH L 81.6% C 0.115 H 223.9°. Best body text is #000000 at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#63D3FA
RGB	rgb(99, 211, 250)
HSL	hsl(195, 94%, 68%)
HSV	hsv(195, 60%, 98%)
CMYK	cmyk(60.4%, 15.6%, 0%, 2%)
CIE-LAB	lab(79.69, -20.79, -28.67)
CIE-LCH	lch(79.69, 35.42, 234.05°)
OKLab	oklab(81.65% -0.0831 -0.0799)
OKLCH	oklch(81.65% 0.115 223.9)
XYZ	xyz(45.6883, 56.1387, 98.8520)
Luminance	0.5614 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D3FA #FA8A63

analogous

#63FAD6 #63D3FA #6387FA

triadic

#63D3FA #FA63D3 #D3FA63

tetradic

#63D3FA #D663FA #FA8A63 #87FA63

square

#63D3FA #D663FA #FA8A63 #87FA63

split-complementary

#63D3FA #FA6387 #FAD663

monochromatic

#07A5DC #28C2F8 #63D3FA #9EE4FC #DAF4FE

Accessibility & contrast

On white

1.72

#63D3FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.23

#63D3FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D3FA

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D3FA	#FFFFFF	#000000	##000000
##63D3FA	1.00	1.72	12.23	12.23
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.23	21.00	1.00	1.00
##000000	12.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDCFFC

Deuteranopia (green-blind)

#A7BFFA

Tritanopia (blue-blind)

#00DFDF

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #63d3fa;
/* rgb */ color: rgb(99, 211, 250);
/* oklch */ color: oklch(81.6% 0.115 223.9);

Tailwind

colors: {
  custom: {
    50: '#9ce0fc',
    500: '#63d3fa',
    950: '#000000',
  },
}

SCSS

$custom: #63d3fa;
$custom-light: #9ce0fc;
$custom-dark: #000000;

JSON

{
  "hex": "#63d3fa",
  "rgb": {
    "r": 99,
    "g": 211,
    "b": 250
  },
  "hsl": {
    "h": 195.497,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.81648,
    "c": 0.11527,
    "h": 223.9
  },
  "luminance": 0.56143
}

Semantic roles & 50–950 ramp

primary

#63D3FA

secondary

#D4582E

accent

#3B00E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D3FA

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

Preview Lab → · Contrast checker → · Palette generator →