#63CBFA#63CBFA

#63CBFA is a light, moderate cyan. Relative luminance 0.523; OKLCH L 79.8% C 0.117 H 230.2°. Best body text is #000000 at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#63CBFA
RGB	rgb(99, 203, 250)
HSL	hsl(199, 94%, 68%)
HSV	hsv(199, 60%, 98%)
CMYK	cmyk(60.4%, 18.8%, 0%, 2%)
CIE-LAB	lab(77.44, -16.69, -32.14)
CIE-LCH	lch(77.44, 36.21, 242.55°)
OKLab	oklab(79.85% -0.0749 -0.0898)
OKLCH	oklch(79.85% 0.117 230.2)
XYZ	xyz(43.7501, 52.2623, 98.2059)
Luminance	0.5227 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CBFA #FA9263

analogous

#63FADD #63CBFA #637FFA

triadic

#63CBFA #FA63CB #CBFA63

tetradic

#63CBFA #DD63FA #FA9263 #7FFA63

square

#63CBFA #DD63FA #FA9263 #7FFA63

split-complementary

#63CBFA #FA637F #FADD63

monochromatic

#0799DC #28B7F8 #63CBFA #9EDFFC #DAF3FE

Accessibility & contrast

On white

1.83

#63CBFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.45

#63CBFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CBFA

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CBFA	#FFFFFF	#000000	##000000
##63CBFA	1.00	1.83	11.45	11.45
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.45	21.00	1.00	1.00
##000000	11.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3C8FC

Deuteranopia (green-blind)

#9EB8F9

Tritanopia (blue-blind)

#00D8DA

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #63cbfa;
/* rgb */ color: rgb(99, 203, 250);
/* oklch */ color: oklch(79.8% 0.117 230.2);

Tailwind

colors: {
  custom: {
    50: '#9cdafc',
    500: '#63cbfa',
    950: '#000000',
  },
}

SCSS

$custom: #63cbfa;
$custom-light: #9cdafc;
$custom-dark: #000000;

JSON

{
  "hex": "#63cbfa",
  "rgb": {
    "r": 99,
    "g": 203,
    "b": 250
  },
  "hsl": {
    "h": 198.675,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.79848,
    "c": 0.1169,
    "h": 230.2
  },
  "luminance": 0.52267
}

Semantic roles & 50–950 ramp

primary

#63CBFA

secondary

#D4612E

accent

#4700E6

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #63CBFA

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

Preview Lab → · Contrast checker → · Palette generator →