#63CEED#63CEED

#63CEED is a light, moderate cyan. Relative luminance 0.529; OKLCH L 80.0% C 0.107 H 219.6°. Best body text is #000000 at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#63CEED
RGB	rgb(99, 206, 237)
HSL	hsl(193, 79%, 66%)
HSV	hsv(193, 58%, 93%)
CMYK	cmyk(58.2%, 13.1%, 0%, 7.1%)
CIE-LAB	lab(77.82, -22.06, -24.59)
CIE-LCH	lch(77.82, 33.04, 228.11°)
OKLab	oklab(80% -0.0827 -0.0683)
OKLCH	oklch(80% 0.107 219.6)
XYZ	xyz(42.4969, 52.9055, 88.0766)
Luminance	0.5291 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CEED #ED8263

analogous

#63EDC7 #63CEED #6389ED

triadic

#63CEED #ED63CE #CEED63

tetradic

#63CEED #C763ED #ED8263 #89ED63

square

#63CEED #C763ED #ED8263 #89ED63

split-complementary

#63CEED #ED6389 #EDC763

monochromatic

#1699C0 #2CBDE7 #63CEED #9ADFF3 #D1F0FA

Accessibility & contrast

On white

1.81

#63CEED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.58

#63CEED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CEED

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CEED	#FFFFFF	#000000	##000000
##63CEED	1.00	1.81	11.58	11.58
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.58	21.00	1.00	1.00
##000000	11.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBC9EF

Deuteranopia (green-blind)

#A7BAED

Tritanopia (blue-blind)

#00D8D8

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #63ceed;
/* rgb */ color: rgb(99, 206, 237);
/* oklch */ color: oklch(80.0% 0.107 219.6);

Tailwind

colors: {
  custom: {
    50: '#9bddf3',
    500: '#63ceed',
    950: '#000000',
  },
}

SCSS

$custom: #63ceed;
$custom-light: #9bddf3;
$custom-dark: #000000;

JSON

{
  "hex": "#63ceed",
  "rgb": {
    "r": 99,
    "g": 206,
    "b": 237
  },
  "hsl": {
    "h": 193.478,
    "s": 79.31,
    "l": 65.882
  },
  "oklch": {
    "l": 0.79998,
    "c": 0.10729,
    "h": 219.6
  },
  "luminance": 0.5291
}

Semantic roles & 50–950 ramp

primary

#63CEED

secondary

#BE5536

accent

#390ADC

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63CEED

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

Preview Lab → · Contrast checker → · Palette generator →