#63C8FE#63C8FE

#63C8FE is a light, vivid cyan. Relative luminance 0.511; OKLCH L 79.3% C 0.121 H 234.6°. Best body text is #000000 at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#63C8FE
RGB	rgb(99, 200, 254)
HSL	hsl(201, 99%, 69%)
HSV	hsv(201, 61%, 100%)
CMYK	cmyk(61%, 21.3%, 0%, 0.4%)
CIE-LAB	lab(76.75, -13.92, -35.34)
CIE-LCH	lch(76.75, 37.98, 248.51°)
OKLab	oklab(79.35% -0.0704 -0.0989)
OKLCH	oklch(79.35% 0.121 234.6)
XYZ	xyz(43.6824, 51.1126, 101.3104)
Luminance	0.5112 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C8FE #FE9963

analogous

#63FEE6 #63C8FE #637BFE

triadic

#63C8FE #FE63C8 #C8FE63

tetradic

#63C8FE #E663FE #FE9963 #7BFE63

square

#63C8FE #E663FE #FE9963 #7BFE63

split-complementary

#63C8FE #FE637B #FEE663

monochromatic

#0196E5 #26B3FE #63C8FE #A0DDFE #DDF3FF

Accessibility & contrast

On white

1.87

#63C8FE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.22

#63C8FE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C8FE

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C8FE	#FFFFFF	#000000	##000000
##63C8FE	1.00	1.87	11.22	11.22
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.22	21.00	1.00	1.00
##000000	11.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEC6FF

Deuteranopia (green-blind)

#99B6FD

Tritanopia (blue-blind)

#00D6DA

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #63c8fe;
/* rgb */ color: rgb(99, 200, 254);
/* oklch */ color: oklch(79.3% 0.121 234.6);

Tailwind

colors: {
  custom: {
    50: '#9cd8ff',
    500: '#63c8fe',
    950: '#000000',
  },
}

SCSS

$custom: #63c8fe;
$custom-light: #9cd8ff;
$custom-dark: #000000;

JSON

{
  "hex": "#63c8fe",
  "rgb": {
    "r": 99,
    "g": 200,
    "b": 254
  },
  "hsl": {
    "h": 200.903,
    "s": 98.726,
    "l": 69.216
  },
  "oklch": {
    "l": 0.79349,
    "c": 0.12146,
    "h": 234.6
  },
  "luminance": 0.51117
}

Semantic roles & 50–950 ramp

primary

#63C8FE

secondary

#D9692D

accent

#5000E6

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1418

muted

#808386

Preview Lab

Preview with #63C8FE

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

Preview Lab → · Contrast checker → · Palette generator →