#63E4EF#63E4EF

#63E4EF is a very light, moderate teal. Relative luminance 0.644; OKLCH L 85.1% C 0.114 H 203.0°. Best body text is #000000 at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#63E4EF
RGB	rgb(99, 228, 239)
HSL	hsl(185, 81%, 66%)
HSV	hsv(185, 59%, 94%)
CMYK	cmyk(58.6%, 4.6%, 0%, 6.3%)
CIE-LAB	lab(84.16, -32.26, -16.06)
CIE-LCH	lch(84.16, 36.04, 206.47°)
OKLab	oklab(85.11% -0.1048 -0.0445)
OKLCH	oklch(85.11% 0.114 203)
XYZ	xyz(48.4624, 64.3665, 91.5146)
Luminance	0.6437 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E4EF #EF6E63

analogous

#63EFB4 #63E4EF #639EEF

triadic

#63E4EF #EF63E4 #E4EF63

tetradic

#63E4EF #B463EF #EF6E63 #9EEF63

square

#63E4EF #B463EF #EF6E63 #9EEF63

split-complementary

#63E4EF #EF639E #EFB463

monochromatic

#14B6C4 #2BDAE9 #63E4EF #9BEEF5 #D2F7FA

Accessibility & contrast

On white

1.51

#63E4EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.87

#63E4EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E4EF

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E4EF	#FFFFFF	#000000	##000000
##63E4EF	1.00	1.51	13.87	13.87
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.87	21.00	1.00	1.00
##000000	13.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4DBF0

Deuteranopia (green-blind)

#BECBF0

Tritanopia (blue-blind)

#00ECE7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #63e4ef;
/* rgb */ color: rgb(99, 228, 239);
/* oklch */ color: oklch(85.1% 0.114 203.0);

Tailwind

colors: {
  custom: {
    50: '#9dedf4',
    500: '#63e4ef',
    950: '#000000',
  },
}

SCSS

$custom: #63e4ef;
$custom-light: #9dedf4;
$custom-dark: #000000;

JSON

{
  "hex": "#63e4ef",
  "rgb": {
    "r": 99,
    "g": 228,
    "b": 239
  },
  "hsl": {
    "h": 184.714,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.85111,
    "c": 0.11386,
    "h": 203
  },
  "luminance": 0.64371
}

Semantic roles & 50–950 ramp

primary

#63E4EF

secondary

#C14035

accent

#1908DE

background

#FCFFFF

surface

#F6FEFE

border

#D0D6D6

text

#0F1617

muted

#808585

Preview Lab

Preview with #63E4EF

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

Preview Lab → · Contrast checker → · Palette generator →