#63DDF3#63DDF3

#63DDF3 is a very light, moderate teal. Relative luminance 0.608; OKLCH L 83.6% C 0.112 H 211.2°. Best body text is #000000 at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#63DDF3
RGB	rgb(99, 221, 243)
HSL	hsl(189, 86%, 67%)
HSV	hsv(189, 59%, 95%)
CMYK	cmyk(59.3%, 9.1%, 0%, 4.7%)
CIE-LAB	lab(82.29, -27.78, -21.00)
CIE-LCH	lch(82.29, 34.83, 217.08°)
OKLab	oklab(83.65% -0.096 -0.0582)
OKLCH	oklch(83.65% 0.112 211.2)
XYZ	xyz(47.1731, 60.8318, 94.0323)
Luminance	0.6084 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DDF3 #F37963

analogous

#63F3C1 #63DDF3 #6395F3

triadic

#63DDF3 #F363DD #DDF363

tetradic

#63DDF3 #C163F3 #F37963 #95F363

square

#63DDF3 #C163F3 #F37963 #95F363

split-complementary

#63DDF3 #F36395 #F3C163

monochromatic

#10AFCC #2AD1EF #63DDF3 #9CE9F7 #D5F6FC

Accessibility & contrast

On white

1.59

#63DDF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.17

#63DDF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DDF3

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DDF3	#FFFFFF	#000000	##000000
##63DDF3	1.00	1.59	13.17	13.17
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.17	21.00	1.00	1.00
##000000	13.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBD6F4

Deuteranopia (green-blind)

#B5C6F3

Tritanopia (blue-blind)

#00E7E4

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #63ddf3;
/* rgb */ color: rgb(99, 221, 243);
/* oklch */ color: oklch(83.6% 0.112 211.2);

Tailwind

colors: {
  custom: {
    50: '#9ce8f7',
    500: '#63ddf3',
    950: '#000000',
  },
}

SCSS

$custom: #63ddf3;
$custom-light: #9ce8f7;
$custom-dark: #000000;

JSON

{
  "hex": "#63ddf3",
  "rgb": {
    "r": 99,
    "g": 221,
    "b": 243
  },
  "hsl": {
    "h": 189.167,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.83649,
    "c": 0.1123,
    "h": 211.2
  },
  "luminance": 0.60837
}

Semantic roles & 50–950 ramp

primary

#63DDF3

secondary

#C84932

accent

#2503E2

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #63DDF3

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

Preview Lab → · Contrast checker → · Palette generator →