#63CCF1#63CCF1

#63CCF1 is a light, moderate cyan. Relative luminance 0.522; OKLCH L 79.7% C 0.110 H 223.9°. Best body text is #000000 at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#63CCF1
RGB	rgb(99, 204, 241)
HSL	hsl(196, 84%, 67%)
HSV	hsv(196, 59%, 95%)
CMYK	cmyk(58.9%, 15.4%, 0%, 5.5%)
CIE-LAB	lab(77.39, -19.88, -27.39)
CIE-LCH	lch(77.39, 33.84, 234.03°)
OKLab	oklab(79.7% -0.0791 -0.0762)
OKLCH	oklch(79.7% 0.11 223.9)
XYZ	xyz(42.6094, 52.1851, 91.0292)
Luminance	0.5219 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CCF1 #F18863

analogous

#63F1CF #63CCF1 #6385F1

triadic

#63CCF1 #F163CC #CCF163

tetradic

#63CCF1 #CF63F1 #F18863 #85F163

square

#63CCF1 #CF63F1 #F18863 #85F163

split-complementary

#63CCF1 #F16385 #F1CF63

monochromatic

#1298C8 #2BBAEC #63CCF1 #9BDEF6 #D3F1FB

Accessibility & contrast

On white

1.84

#63CCF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.44

#63CCF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CCF1

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CCF1	#FFFFFF	#000000	##000000
##63CCF1	1.00	1.84	11.44	11.44
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.44	21.00	1.00	1.00
##000000	11.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7C8F3

Deuteranopia (green-blind)

#A3B9F1

Tritanopia (blue-blind)

#00D7D8

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #63ccf1;
/* rgb */ color: rgb(99, 204, 241);
/* oklch */ color: oklch(79.7% 0.110 223.9);

Tailwind

colors: {
  custom: {
    50: '#9bdbf5',
    500: '#63ccf1',
    950: '#000000',
  },
}

SCSS

$custom: #63ccf1;
$custom-light: #9bdbf5;
$custom-dark: #000000;

JSON

{
  "hex": "#63ccf1",
  "rgb": {
    "r": 99,
    "g": 204,
    "b": 241
  },
  "hsl": {
    "h": 195.634,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.79703,
    "c": 0.10989,
    "h": 223.9
  },
  "luminance": 0.52189
}

Semantic roles & 50–950 ramp

primary

#63CCF1

secondary

#C55934

accent

#3E06E0

background

#FCFEFF

surface

#F6FBFE

border

#D0D4D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63CCF1

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

Preview Lab → · Contrast checker → · Palette generator →