#63CAE3#63CAE3

#63CAE3 is a light, moderate cyan. Relative luminance 0.504; OKLCH L 78.7% C 0.102 H 215.9°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#63CAE3
RGB	rgb(99, 202, 227)
HSL	hsl(192, 70%, 64%)
HSV	hsv(192, 56%, 89%)
CMYK	cmyk(56.4%, 11%, 0%, 11%)
CIE-LAB	lab(76.34, -22.91, -21.48)
CIE-LCH	lch(76.34, 31.41, 223.15°)
OKLab	oklab(78.7% -0.0823 -0.0595)
OKLCH	oklch(78.7% 0.102 215.9)
XYZ	xyz(40.1257, 50.4359, 80.2787)
Luminance	0.5044 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CAE3 #E37C63

analogous

#63E3BC #63CAE3 #638AE3

triadic

#63CAE3 #E363CA #CAE363

tetradic

#63CAE3 #BC63E3 #E37C63 #8AE363

square

#63CAE3 #BC63E3 #E37C63 #8AE363

split-complementary

#63CAE3 #E3638A #E3BC63

monochromatic

#1F91AD #2FB8DA #63CAE3 #97DCEC #CBEDF6

Accessibility & contrast

On white

1.89

#63CAE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.09

#63CAE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CAE3

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CAE3	#FFFFFF	#000000	##000000
##63CAE3	1.00	1.89	11.09	11.09
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.09	21.00	1.00	1.00
##000000	11.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9C4E4

Deuteranopia (green-blind)

#A6B6E3

Tritanopia (blue-blind)

#00D3D2

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #63cae3;
/* rgb */ color: rgb(99, 202, 227);
/* oklch */ color: oklch(78.7% 0.102 215.9);

Tailwind

colors: {
  custom: {
    50: '#9adaeb',
    500: '#63cae3',
    950: '#000000',
  },
}

SCSS

$custom: #63cae3;
$custom-light: #9adaeb;
$custom-dark: #000000;

JSON

{
  "hex": "#63cae3",
  "rgb": {
    "r": 99,
    "g": 202,
    "b": 227
  },
  "hsl": {
    "h": 191.719,
    "s": 69.565,
    "l": 63.922
  },
  "oklch": {
    "l": 0.78698,
    "c": 0.10157,
    "h": 215.9
  },
  "luminance": 0.5044
}

Semantic roles & 50–950 ramp

primary

#63CAE3

secondary

#AE523C

accent

#3914D2

background

#FCFEFE

surface

#F5FBFD

border

#CFD4D5

text

#0F1516

muted

#808484

Preview Lab

Preview with #63CAE3

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

Preview Lab → · Contrast checker → · Palette generator →