#63D4F8#63D4F8

#63D4F8 is a light, moderate cyan. Relative luminance 0.565; OKLCH L 81.8% C 0.114 H 221.8°. Best body text is #000000 at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#63D4F8
RGB	rgb(99, 212, 248)
HSL	hsl(194, 91%, 68%)
HSV	hsv(194, 60%, 97%)
CMYK	cmyk(60.1%, 14.5%, 0%, 2.7%)
CIE-LAB	lab(79.90, -21.89, -27.28)
CIE-LCH	lch(79.90, 34.98, 231.26°)
OKLab	oklab(81.79% -0.0849 -0.0759)
OKLCH	oklch(81.79% 0.114 221.8)
XYZ	xyz(45.6256, 56.5123, 97.2922)
Luminance	0.5652 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D4F8 #F88763

analogous

#63F8D2 #63D4F8 #6389F8

triadic

#63D4F8 #F863D4 #D4F863

tetradic

#63D4F8 #D263F8 #F88763 #89F863

square

#63D4F8 #D263F8 #F88763 #89F863

split-complementary

#63D4F8 #F86389 #F8D263

monochromatic

#0AA5D7 #28C4F5 #63D4F8 #9EE4FB #D8F4FD

Accessibility & contrast

On white

1.71

#63D4F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.30

#63D4F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D4F8

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D4F8	#FFFFFF	#000000	##000000
##63D4F8	1.00	1.71	12.30	12.30
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.30	21.00	1.00	1.00
##000000	12.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFCFFA

Deuteranopia (green-blind)

#A9BFF8

Tritanopia (blue-blind)

#00DFDF

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #63d4f8;
/* rgb */ color: rgb(99, 212, 248);
/* oklch */ color: oklch(81.8% 0.114 221.8);

Tailwind

colors: {
  custom: {
    50: '#9ce1fa',
    500: '#63d4f8',
    950: '#000000',
  },
}

SCSS

$custom: #63d4f8;
$custom-light: #9ce1fa;
$custom-dark: #000000;

JSON

{
  "hex": "#63d4f8",
  "rgb": {
    "r": 99,
    "g": 212,
    "b": 248
  },
  "hsl": {
    "h": 194.497,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.81794,
    "c": 0.11389,
    "h": 221.8
  },
  "luminance": 0.56517
}

Semantic roles & 50–950 ramp

primary

#63D4F8

secondary

#D1552E

accent

#3700E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D4F8

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

Preview Lab → · Contrast checker → · Palette generator →