#63E9EF#63E9EF

#63E9EF is a very light, moderate teal. Relative luminance 0.672; OKLCH L 86.3% C 0.117 H 199.3°. Best body text is #000000 at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#63E9EF
RGB	rgb(99, 233, 239)
HSL	hsl(183, 81%, 66%)
HSV	hsv(183, 59%, 94%)
CMYK	cmyk(58.6%, 2.5%, 0%, 6.3%)
CIE-LAB	lab(85.58, -34.61, -13.92)
CIE-LCH	lch(85.58, 37.31, 201.91°)
OKLab	oklab(86.26% -0.11 -0.0385)
OKLCH	oklch(86.26% 0.117 199.3)
XYZ	xyz(49.8579, 67.1573, 91.9797)
Luminance	0.6716 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E9EF #EF6963

analogous

#63EFAF #63E9EF #63A3EF

triadic

#63E9EF #EF63E9 #E9EF63

tetradic

#63E9EF #AF63EF #EF6963 #A3EF63

square

#63E9EF #AF63EF #EF6963 #A3EF63

split-complementary

#63E9EF #EF63A3 #EFAF63

monochromatic

#14BCC4 #2BE1E9 #63E9EF #9BF1F5 #D2F9FA

Accessibility & contrast

On white

1.46

#63E9EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.43

#63E9EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E9EF

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E9EF	#FFFFFF	#000000	##000000
##63E9EF	1.00	1.46	14.43	14.43
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.43	21.00	1.00	1.00
##000000	14.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DADFF0

Deuteranopia (green-blind)

#C4CFF0

Tritanopia (blue-blind)

#00F1EA

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #63e9ef;
/* rgb */ color: rgb(99, 233, 239);
/* oklch */ color: oklch(86.3% 0.117 199.3);

Tailwind

colors: {
  custom: {
    50: '#9df0f4',
    500: '#63e9ef',
    950: '#000000',
  },
}

SCSS

$custom: #63e9ef;
$custom-light: #9df0f4;
$custom-dark: #000000;

JSON

{
  "hex": "#63e9ef",
  "rgb": {
    "r": 99,
    "g": 233,
    "b": 239
  },
  "hsl": {
    "h": 182.571,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.86262,
    "c": 0.11652,
    "h": 199.3
  },
  "luminance": 0.67162
}

Semantic roles & 50–950 ramp

primary

#63E9EF

secondary

#C13B35

accent

#1108DE

background

#FCFFFF

surface

#F6FEFE

border

#D0D6D6

text

#101617

muted

#808585

Preview Lab

Preview with #63E9EF

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

Preview Lab → · Contrast checker → · Palette generator →