#63EEFF#63EEFF

#63EEFF is a very light, vivid teal. Relative luminance 0.710; OKLCH L 88.0% C 0.121 H 206.4°. Best body text is #000000 at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#63EEFF
RGB	rgb(99, 238, 255)
HSL	hsl(187, 100%, 69%)
HSV	hsv(187, 61%, 100%)
CMYK	cmyk(61.2%, 6.7%, 0%, 0%)
CIE-LAB	lab(87.49, -32.58, -19.45)
CIE-LCH	lch(87.49, 37.94, 210.83°)
OKLab	oklab(87.96% -0.1086 -0.0539)
OKLCH	oklch(87.96% 0.121 206.4)
XYZ	xyz(53.7625, 71.0160, 105.4625)
Luminance	0.7102 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EEFF #FF7463

analogous

#63FFC2 #63EEFF #63A0FF

triadic

#63EEFF #FF63EE #EEFF63

tetradic

#63EEFF #C263FF #FF7463 #A0FF63

square

#63EEFF #C263FF #FF7463 #A0FF63

split-complementary

#63EEFF #FF63A0 #FFC263

monochromatic

#00CEE8 #26E7FF #63EEFF #A0F5FF #DDFBFF

Accessibility & contrast

On white

1.38

#63EEFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.20

#63EEFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EEFF

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EEFF	#FFFFFF	#000000	##000000
##63EEFF	1.00	1.38	15.20	15.20
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.20	21.00	1.00	1.00
##000000	15.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCE5FF

Deuteranopia (green-blind)

#C4D4FF

Tritanopia (blue-blind)

#00F7F3

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #63eeff;
/* rgb */ color: rgb(99, 238, 255);
/* oklch */ color: oklch(88.0% 0.121 206.4);

Tailwind

colors: {
  custom: {
    50: '#9ff4ff',
    500: '#63eeff',
    950: '#000000',
  },
}

SCSS

$custom: #63eeff;
$custom-light: #9ff4ff;
$custom-dark: #000000;

JSON

{
  "hex": "#63eeff",
  "rgb": {
    "r": 99,
    "g": 238,
    "b": 255
  },
  "hsl": {
    "h": 186.538,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.87964,
    "c": 0.12124,
    "h": 206.4
  },
  "luminance": 0.71022
}

Semantic roles & 50–950 ramp

primary

#63EEFF

secondary

#DA3F2C

accent

#1900E6

background

#FDFFFF

surface

#F7FEFF

border

#D0D6D7

text

#101718

muted

#818586

Preview Lab

Preview with #63EEFF

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

Preview Lab → · Contrast checker → · Palette generator →