#63E3F0#63E3F0

#63E3F0 is a very light, moderate teal. Relative luminance 0.639; OKLCH L 84.9% C 0.114 H 204.4°. Best body text is #000000 at 13.78:1 contrast (WCAG AA passes).

Color values

HEX	#63E3F0
RGB	rgb(99, 227, 240)
HSL	hsl(186, 82%, 66%)
HSV	hsv(186, 59%, 94%)
CMYK	cmyk(58.8%, 5.4%, 0%, 5.9%)
CIE-LAB	lab(83.90, -31.51, -16.97)
CIE-LCH	lch(83.90, 35.79, 208.31°)
OKLab	oklab(84.92% -0.1034 -0.047)
OKLCH	oklch(84.92% 0.114 204.4)
XYZ	xyz(48.3363, 63.8771, 92.2034)
Luminance	0.6388 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E3F0 #F07063

analogous

#63F0B7 #63E3F0 #639DF0

triadic

#63E3F0 #F063E3 #E3F063

tetradic

#63E3F0 #B763F0 #F07063 #9DF063

square

#63E3F0 #B763F0 #F07063 #9DF063

split-complementary

#63E3F0 #F0639D #F0B763

monochromatic

#13B5C6 #2BD9EB #63E3F0 #9BEDF5 #D3F7FB

Accessibility & contrast

On white

1.52

#63E3F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.78

#63E3F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E3F0

13.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E3F0	#FFFFFF	#000000	##000000
##63E3F0	1.00	1.52	13.78	13.78
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.78	21.00	1.00	1.00
##000000	13.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3DAF1

Deuteranopia (green-blind)

#BDCAF1

Tritanopia (blue-blind)

#00EBE7

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #63e3f0;
/* rgb */ color: rgb(99, 227, 240);
/* oklch */ color: oklch(84.9% 0.114 204.4);

Tailwind

colors: {
  custom: {
    50: '#9decf5',
    500: '#63e3f0',
    950: '#000000',
  },
}

SCSS

$custom: #63e3f0;
$custom-light: #9decf5;
$custom-dark: #000000;

JSON

{
  "hex": "#63e3f0",
  "rgb": {
    "r": 99,
    "g": 227,
    "b": 240
  },
  "hsl": {
    "h": 185.532,
    "s": 82.456,
    "l": 66.471
  },
  "oklch": {
    "l": 0.84916,
    "c": 0.11357,
    "h": 204.4
  },
  "luminance": 0.63882
}

Semantic roles & 50–950 ramp

primary

#63E3F0

secondary

#C34134

accent

#1B07DF

background

#FCFEFF

surface

#F6FDFE

border

#D0D5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #63E3F0

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

Preview Lab → · Contrast checker → · Palette generator →