#63DBF4#63DBF4

#63DBF4 is a very light, moderate cyan. Relative luminance 0.598; OKLCH L 83.2% C 0.112 H 213.5°. Best body text is #000000 at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#63DBF4
RGB	rgb(99, 219, 244)
HSL	hsl(190, 87%, 67%)
HSV	hsv(190, 59%, 96%)
CMYK	cmyk(59.4%, 10.2%, 0%, 4.3%)
CIE-LAB	lab(81.75, -26.52, -22.34)
CIE-LCH	lch(81.75, 34.68, 220.11°)
OKLab	oklab(83.23% -0.0936 -0.062)
OKLCH	oklch(83.23% 0.112 213.5)
XYZ	xyz(46.7996, 59.8426, 94.6548)
Luminance	0.5985 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DBF4 #F47C63

analogous

#63F4C5 #63DBF4 #6393F4

triadic

#63DBF4 #F463DB #DBF463

tetradic

#63DBF4 #C563F4 #F47C63 #93F463

square

#63DBF4 #C563F4 #F47C63 #93F463

split-complementary

#63DBF4 #F46393 #F4C563

monochromatic

#0FADCE #2ACEF0 #63DBF4 #9CE8F8 #D5F5FC

Accessibility & contrast

On white

1.62

#63DBF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.97

#63DBF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DBF4

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DBF4	#FFFFFF	#000000	##000000
##63DBF4	1.00	1.62	12.97	12.97
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.97	21.00	1.00	1.00
##000000	12.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8D4F5

Deuteranopia (green-blind)

#B3C4F4

Tritanopia (blue-blind)

#00E5E3

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #63dbf4;
/* rgb */ color: rgb(99, 219, 244);
/* oklch */ color: oklch(83.2% 0.112 213.5);

Tailwind

colors: {
  custom: {
    50: '#9ce6f7',
    500: '#63dbf4',
    950: '#000000',
  },
}

SCSS

$custom: #63dbf4;
$custom-light: #9ce6f7;
$custom-dark: #000000;

JSON

{
  "hex": "#63dbf4",
  "rgb": {
    "r": 99,
    "g": 219,
    "b": 244
  },
  "hsl": {
    "h": 190.345,
    "s": 86.826,
    "l": 67.255
  },
  "oklch": {
    "l": 0.8323,
    "c": 0.11225,
    "h": 213.5
  },
  "luminance": 0.59847
}

Semantic roles & 50–950 ramp

primary

#63DBF4

secondary

#CA4C31

accent

#2902E3

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #63DBF4

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

Preview Lab → · Contrast checker → · Palette generator →