#63D8EF#63D8EF

#63D8EF is a very light, moderate teal. Relative luminance 0.580; OKLCH L 82.4% C 0.110 H 212.5°. Best body text is #000000 at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#63D8EF
RGB	rgb(99, 216, 239)
HSL	hsl(190, 81%, 66%)
HSV	hsv(190, 59%, 94%)
CMYK	cmyk(58.6%, 9.6%, 0%, 6.3%)
CIE-LAB	lab(80.73, -26.47, -21.23)
CIE-LCH	lch(80.73, 33.93, 218.73°)
OKLab	oklab(82.36% -0.0924 -0.0588)
OKLCH	oklch(82.36% 0.11 212.5)
XYZ	xyz(45.2751, 57.9918, 90.4522)
Luminance	0.5800 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D8EF #EF7A63

analogous

#63EFC0 #63D8EF #6392EF

triadic

#63D8EF #EF63D8 #D8EF63

tetradic

#63D8EF #C063EF #EF7A63 #92EF63

square

#63D8EF #C063EF #EF7A63 #92EF63

split-complementary

#63D8EF #EF6392 #EFC063

monochromatic

#14A7C4 #2BCAE9 #63D8EF #9BE6F5 #D2F4FA

Accessibility & contrast

On white

1.67

#63D8EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.60

#63D8EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D8EF

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D8EF	#FFFFFF	#000000	##000000
##63D8EF	1.00	1.67	12.60	12.60
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.60	21.00	1.00	1.00
##000000	12.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6D1F0

Deuteranopia (green-blind)

#B1C2EF

Tritanopia (blue-blind)

#00E2DF

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #63d8ef;
/* rgb */ color: rgb(99, 216, 239);
/* oklch */ color: oklch(82.4% 0.110 212.5);

Tailwind

colors: {
  custom: {
    50: '#9ce4f4',
    500: '#63d8ef',
    950: '#000000',
  },
}

SCSS

$custom: #63d8ef;
$custom-light: #9ce4f4;
$custom-dark: #000000;

JSON

{
  "hex": "#63d8ef",
  "rgb": {
    "r": 99,
    "g": 216,
    "b": 239
  },
  "hsl": {
    "h": 189.857,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.82358,
    "c": 0.10957,
    "h": 212.5
  },
  "luminance": 0.57996
}

Semantic roles & 50–950 ramp

primary

#63D8EF

secondary

#C14C35

accent

#2B08DE

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D8EF

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

Preview Lab → · Contrast checker → · Palette generator →