#63DDE9#63DDE9

#63DDE9 is a very light, moderate teal. Relative luminance 0.602; OKLCH L 83.3% C 0.110 H 204.1°. Best body text is #000000 at 13.05:1 contrast (WCAG AA passes).

Color values

HEX	#63DDE9
RGB	rgb(99, 221, 233)
HSL	hsl(185, 75%, 65%)
HSV	hsv(185, 58%, 91%)
CMYK	cmyk(57.5%, 5.2%, 0%, 8.6%)
CIE-LAB	lab(81.97, -30.57, -16.17)
CIE-LCH	lch(81.97, 34.58, 207.88°)
OKLab	oklab(83.29% -0.1 -0.0447)
OKLCH	oklch(83.29% 0.11 204.1)
XYZ	xyz(45.7039, 60.2442, 86.2947)
Luminance	0.6025 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DDE9 #E96F63

analogous

#63E9B2 #63DDE9 #639AE9

triadic

#63DDE9 #E963DD #DDE963

tetradic

#63DDE9 #B263E9 #E96F63 #9AE963

square

#63DDE9 #B263E9 #E96F63 #9AE963

split-complementary

#63DDE9 #E9639A #E9B263

monochromatic

#1AAAB8 #2DD1E1 #63DDE9 #99E9F1 #CEF4F8

Accessibility & contrast

On white

1.61

#63DDE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.05

#63DDE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DDE9

13.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DDE9	#FFFFFF	#000000	##000000
##63DDE9	1.00	1.61	13.05	13.05
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.05	21.00	1.00	1.00
##000000	13.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDD5EA

Deuteranopia (green-blind)

#B9C5EA

Tritanopia (blue-blind)

#00E5E0

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #63dde9;
/* rgb */ color: rgb(99, 221, 233);
/* oklch */ color: oklch(83.3% 0.110 204.1);

Tailwind

colors: {
  custom: {
    50: '#9ce8f0',
    500: '#63dde9',
    950: '#000000',
  },
}

SCSS

$custom: #63dde9;
$custom-light: #9ce8f0;
$custom-dark: #000000;

JSON

{
  "hex": "#63dde9",
  "rgb": {
    "r": 99,
    "g": 221,
    "b": 233
  },
  "hsl": {
    "h": 185.373,
    "s": 75.281,
    "l": 65.098
  },
  "oklch": {
    "l": 0.83289,
    "c": 0.10954,
    "h": 204.1
  },
  "luminance": 0.60249
}

Semantic roles & 50–950 ramp

primary

#63DDE9

secondary

#B74439

accent

#200ED7

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #63DDE9

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

Preview Lab → · Contrast checker → · Palette generator →