#63DDEE#63DDEE

#63DDEE is a very light, moderate teal. Relative luminance 0.605; OKLCH L 83.5% C 0.111 H 207.7°. Best body text is #000000 at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#63DDEE
RGB	rgb(99, 221, 238)
HSL	hsl(187, 80%, 66%)
HSV	hsv(187, 58%, 93%)
CMYK	cmyk(58.4%, 7.1%, 0%, 6.7%)
CIE-LAB	lab(82.13, -29.19, -18.59)
CIE-LCH	lch(82.13, 34.60, 212.49°)
OKLab	oklab(83.47% -0.098 -0.0515)
OKLCH	oklch(83.47% 0.111 207.7)
XYZ	xyz(46.4283, 60.5339, 90.1098)
Luminance	0.6054 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DDEE #EE7463

analogous

#63EEB9 #63DDEE #6397EE

triadic

#63DDEE #EE63DD #DDEE63

tetradic

#63DDEE #B963EE #EE7463 #97EE63

square

#63DDEE #B963EE #EE7463 #97EE63

split-complementary

#63DDEE #EE6397 #EEB963

monochromatic

#15ACC2 #2CD1E8 #63DDEE #9AE9F4 #D1F5FA

Accessibility & contrast

On white

1.60

#63DDEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.11

#63DDEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DDEE

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DDEE	#FFFFFF	#000000	##000000
##63DDEE	1.00	1.60	13.11	13.11
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.11	21.00	1.00	1.00
##000000	13.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCD5EF

Deuteranopia (green-blind)

#B7C6EE

Tritanopia (blue-blind)

#00E6E2

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #63ddee;
/* rgb */ color: rgb(99, 221, 238);
/* oklch */ color: oklch(83.5% 0.111 207.7);

Tailwind

colors: {
  custom: {
    50: '#9ce8f3',
    500: '#63ddee',
    950: '#000000',
  },
}

SCSS

$custom: #63ddee;
$custom-light: #9ce8f3;
$custom-dark: #000000;

JSON

{
  "hex": "#63ddee",
  "rgb": {
    "r": 99,
    "g": 221,
    "b": 238
  },
  "hsl": {
    "h": 187.338,
    "s": 80.347,
    "l": 66.078
  },
  "oklch": {
    "l": 0.83467,
    "c": 0.11069,
    "h": 207.7
  },
  "luminance": 0.60539
}

Semantic roles & 50–950 ramp

primary

#63DDEE

secondary

#C04736

accent

#2309DD

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #63DDEE

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

Preview Lab → · Contrast checker → · Palette generator →