#63DEFA#63DEFA

#63DEFA is a very light, moderate cyan. Relative luminance 0.618; OKLCH L 84.1% C 0.115 H 215.1°. Best body text is #000000 at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#63DEFA
RGB	rgb(99, 222, 250)
HSL	hsl(191, 94%, 68%)
HSV	hsv(191, 60%, 98%)
CMYK	cmyk(60.4%, 11.2%, 0%, 2%)
CIE-LAB	lab(82.80, -26.28, -23.92)
CIE-LCH	lch(82.80, 35.54, 222.31°)
OKLab	oklab(84.14% -0.0944 -0.0664)
OKLCH	oklch(84.14% 0.115 215.1)
XYZ	xyz(48.5152, 61.7924, 99.7943)
Luminance	0.6180 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DEFA #FA7F63

analogous

#63FACA #63DEFA #6392FA

triadic

#63DEFA #FA63DE #DEFA63

tetradic

#63DEFA #CA63FA #FA7F63 #92FA63

square

#63DEFA #CA63FA #FA7F63 #92FA63

split-complementary

#63DEFA #FA6392 #FACA63

monochromatic

#07B4DC #28D1F8 #63DEFA #9EEBFC #DAF7FE

Accessibility & contrast

On white

1.57

#63DEFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.36

#63DEFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DEFA

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DEFA	#FFFFFF	#000000	##000000
##63DEFA	1.00	1.57	13.36	13.36
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.36	21.00	1.00	1.00
##000000	13.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD8FC

Deuteranopia (green-blind)

#B4C7FA

Tritanopia (blue-blind)

#00E9E7

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #63defa;
/* rgb */ color: rgb(99, 222, 250);
/* oklch */ color: oklch(84.1% 0.115 215.1);

Tailwind

colors: {
  custom: {
    50: '#9de8fc',
    500: '#63defa',
    950: '#000000',
  },
}

SCSS

$custom: #63defa;
$custom-light: #9de8fc;
$custom-dark: #000000;

JSON

{
  "hex": "#63defa",
  "rgb": {
    "r": 99,
    "g": 222,
    "b": 250
  },
  "hsl": {
    "h": 191.126,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.84139,
    "c": 0.11541,
    "h": 215.1
  },
  "luminance": 0.61797
}

Semantic roles & 50–950 ramp

primary

#63DEFA

secondary

#D44C2E

accent

#2B00E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#101617

muted

#808485

Preview Lab

Preview with #63DEFA

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

Preview Lab → · Contrast checker → · Palette generator →