#63CDF1#63CDF1

#63CDF1 is a light, moderate cyan. Relative luminance 0.527; OKLCH L 79.9% C 0.110 H 223.1°. Best body text is #000000 at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#63CDF1
RGB	rgb(99, 205, 241)
HSL	hsl(195, 84%, 67%)
HSV	hsv(195, 59%, 95%)
CMYK	cmyk(58.9%, 14.9%, 0%, 5.5%)
CIE-LAB	lab(77.67, -20.39, -26.96)
CIE-LCH	lch(77.67, 33.80, 232.90°)
OKLab	oklab(79.93% -0.0802 -0.075)
OKLCH	oklch(79.93% 0.11 223.1)
XYZ	xyz(42.8478, 52.6620, 91.1087)
Luminance	0.5267 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CDF1 #F18763

analogous

#63F1CE #63CDF1 #6386F1

triadic

#63CDF1 #F163CD #CDF163

tetradic

#63CDF1 #CE63F1 #F18763 #86F163

square

#63CDF1 #CE63F1 #F18763 #86F163

split-complementary

#63CDF1 #F16386 #F1CE63

monochromatic

#129AC8 #2BBBEC #63CDF1 #9BDFF6 #D3F1FB

Accessibility & contrast

On white

1.82

#63CDF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.53

#63CDF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CDF1

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CDF1	#FFFFFF	#000000	##000000
##63CDF1	1.00	1.82	11.53	11.53
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.53	21.00	1.00	1.00
##000000	11.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8C9F3

Deuteranopia (green-blind)

#A4B9F1

Tritanopia (blue-blind)

#00D8D8

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #63cdf1;
/* rgb */ color: rgb(99, 205, 241);
/* oklch */ color: oklch(79.9% 0.110 223.1);

Tailwind

colors: {
  custom: {
    50: '#9bdcf5',
    500: '#63cdf1',
    950: '#000000',
  },
}

SCSS

$custom: #63cdf1;
$custom-light: #9bdcf5;
$custom-dark: #000000;

JSON

{
  "hex": "#63cdf1",
  "rgb": {
    "r": 99,
    "g": 205,
    "b": 241
  },
  "hsl": {
    "h": 195.211,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.79929,
    "c": 0.1098,
    "h": 223.1
  },
  "luminance": 0.52666
}

Semantic roles & 50–950 ramp

primary

#63CDF1

secondary

#C55834

accent

#3D06E0

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63CDF1

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

Preview Lab → · Contrast checker → · Palette generator →