#63CFEC#63CFEC

#63CFEC is a light, moderate cyan. Relative luminance 0.533; OKLCH L 80.2% C 0.107 H 218.0°. Best body text is #000000 at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#63CFEC
RGB	rgb(99, 207, 236)
HSL	hsl(193, 78%, 66%)
HSV	hsv(193, 58%, 93%)
CMYK	cmyk(58.1%, 12.3%, 0%, 7.5%)
CIE-LAB	lab(78.07, -22.85, -23.68)
CIE-LCH	lch(78.07, 32.90, 226.02°)
OKLab	oklab(80.19% -0.0841 -0.0657)
OKLCH	oklch(80.19% 0.107 218)
XYZ	xyz(42.5927, 53.3303, 87.3898)
Luminance	0.5333 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CFEC #EC8063

analogous

#63ECC5 #63CFEC #638AEC

triadic

#63CFEC #EC63CF #CFEC63

tetradic

#63CFEC #C563EC #EC8063 #8AEC63

square

#63CFEC #C563EC #EC8063 #8AEC63

split-complementary

#63CFEC #EC638A #ECC563

monochromatic

#179ABE #2CBEE5 #63CFEC #9AE0F3 #D0F1F9

Accessibility & contrast

On white

1.80

#63CFEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.67

#63CFEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CFEC

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CFEC	#FFFFFF	#000000	##000000
##63CFEC	1.00	1.80	11.67	11.67
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.67	21.00	1.00	1.00
##000000	11.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCCAEE

Deuteranopia (green-blind)

#A8BBEC

Tritanopia (blue-blind)

#00D9D8

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #63cfec;
/* rgb */ color: rgb(99, 207, 236);
/* oklch */ color: oklch(80.2% 0.107 218.0);

Tailwind

colors: {
  custom: {
    50: '#9bddf2',
    500: '#63cfec',
    950: '#000000',
  },
}

SCSS

$custom: #63cfec;
$custom-light: #9bddf2;
$custom-dark: #000000;

JSON

{
  "hex": "#63cfec",
  "rgb": {
    "r": 99,
    "g": 207,
    "b": 236
  },
  "hsl": {
    "h": 192.701,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.80187,
    "c": 0.10678,
    "h": 218
  },
  "luminance": 0.53334
}

Semantic roles & 50–950 ramp

primary

#63CFEC

secondary

#BC5337

accent

#370BDB

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #63CFEC

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

Preview Lab → · Contrast checker → · Palette generator →