#63DCEF#63DCEF

#63DCEF is a very light, moderate teal. Relative luminance 0.601; OKLCH L 83.3% C 0.111 H 209.2°. Best body text is #000000 at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#63DCEF
RGB	rgb(99, 220, 239)
HSL	hsl(188, 81%, 66%)
HSV	hsv(188, 59%, 94%)
CMYK	cmyk(58.6%, 7.9%, 0%, 6.3%)
CIE-LAB	lab(81.87, -28.42, -19.50)
CIE-LCH	lch(81.87, 34.47, 214.46°)
OKLab	oklab(83.27% -0.0966 -0.054)
OKLCH	oklch(83.27% 0.111 209.2)
XYZ	xyz(46.3124, 60.0664, 90.7979)
Luminance	0.6007 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DCEF #EF7663

analogous

#63EFBC #63DCEF #6396EF

triadic

#63DCEF #EF63DC #DCEF63

tetradic

#63DCEF #BC63EF #EF7663 #96EF63

square

#63DCEF #BC63EF #EF7663 #96EF63

split-complementary

#63DCEF #EF6396 #EFBC63

monochromatic

#14ACC4 #2BD0E9 #63DCEF #9BE8F5 #D2F5FA

Accessibility & contrast

On white

1.61

#63DCEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.01

#63DCEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DCEF

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DCEF	#FFFFFF	#000000	##000000
##63DCEF	1.00	1.61	13.01	13.01
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.01	21.00	1.00	1.00
##000000	13.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBD5F0

Deuteranopia (green-blind)

#B6C5EF

Tritanopia (blue-blind)

#00E5E2

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #63dcef;
/* rgb */ color: rgb(99, 220, 239);
/* oklch */ color: oklch(83.3% 0.111 209.2);

Tailwind

colors: {
  custom: {
    50: '#9ce7f4',
    500: '#63dcef',
    950: '#000000',
  },
}

SCSS

$custom: #63dcef;
$custom-light: #9ce7f4;
$custom-dark: #000000;

JSON

{
  "hex": "#63dcef",
  "rgb": {
    "r": 99,
    "g": 220,
    "b": 239
  },
  "hsl": {
    "h": 188.143,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.83274,
    "c": 0.11065,
    "h": 209.2
  },
  "luminance": 0.60071
}

Semantic roles & 50–950 ramp

primary

#63DCEF

secondary

#C14835

accent

#2508DE

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #63DCEF

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

Preview Lab → · Contrast checker → · Palette generator →