#63DDFA#63DDFA

#63DDFA is a very light, moderate cyan. Relative luminance 0.613; OKLCH L 83.9% C 0.115 H 215.9°. Best body text is #000000 at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#63DDFA
RGB	rgb(99, 221, 250)
HSL	hsl(192, 94%, 68%)
HSV	hsv(192, 60%, 98%)
CMYK	cmyk(60.4%, 11.6%, 0%, 2%)
CIE-LAB	lab(82.52, -25.79, -24.35)
CIE-LCH	lch(82.52, 35.47, 223.36°)
OKLab	oklab(83.91% -0.0934 -0.0676)
OKLCH	oklch(83.91% 0.115 215.9)
XYZ	xyz(48.2504, 61.2627, 99.7060)
Luminance	0.6127 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DDFA #FA8063

analogous

#63FACB #63DDFA #6391FA

triadic

#63DDFA #FA63DD #DDFA63

tetradic

#63DDFA #CB63FA #FA8063 #91FA63

square

#63DDFA #CB63FA #FA8063 #91FA63

split-complementary

#63DDFA #FA6391 #FACB63

monochromatic

#07B3DC #28D0F8 #63DDFA #9EEAFC #DAF7FE

Accessibility & contrast

On white

1.58

#63DDFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.25

#63DDFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DDFA

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DDFA	#FFFFFF	#000000	##000000
##63DDFA	1.00	1.58	13.25	13.25
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.25	21.00	1.00	1.00
##000000	13.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9D7FC

Deuteranopia (green-blind)

#B3C6FA

Tritanopia (blue-blind)

#00E8E6

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #63ddfa;
/* rgb */ color: rgb(99, 221, 250);
/* oklch */ color: oklch(83.9% 0.115 215.9);

Tailwind

colors: {
  custom: {
    50: '#9de7fc',
    500: '#63ddfa',
    950: '#000000',
  },
}

SCSS

$custom: #63ddfa;
$custom-light: #9de7fc;
$custom-dark: #000000;

JSON

{
  "hex": "#63ddfa",
  "rgb": {
    "r": 99,
    "g": 221,
    "b": 250
  },
  "hsl": {
    "h": 191.523,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.83912,
    "c": 0.11529,
    "h": 215.9
  },
  "luminance": 0.61268
}

Semantic roles & 50–950 ramp

primary

#63DDFA

secondary

#D44D2E

accent

#2C00E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#101617

muted

#808485

Preview Lab

Preview with #63DDFA

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

Preview Lab → · Contrast checker → · Palette generator →