#63D1FA#63D1FA

#63D1FA is a light, moderate cyan. Relative luminance 0.552; OKLCH L 81.2% C 0.116 H 225.4°. Best body text is #000000 at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#63D1FA
RGB	rgb(99, 209, 250)
HSL	hsl(196, 94%, 68%)
HSV	hsv(196, 60%, 98%)
CMYK	cmyk(60.4%, 16.4%, 0%, 2%)
CIE-LAB	lab(79.13, -19.78, -29.54)
CIE-LCH	lch(79.13, 35.55, 236.20°)
OKLab	oklab(81.2% -0.0811 -0.0823)
OKLCH	oklch(81.2% 0.116 225.4)
XYZ	xyz(45.1946, 55.1512, 98.6874)
Luminance	0.5516 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D1FA #FA8C63

analogous

#63FAD7 #63D1FA #6385FA

triadic

#63D1FA #FA63D1 #D1FA63

tetradic

#63D1FA #D763FA #FA8C63 #85FA63

square

#63D1FA #D763FA #FA8C63 #85FA63

split-complementary

#63D1FA #FA6385 #FAD763

monochromatic

#07A2DC #28C0F8 #63D1FA #9EE2FC #DAF4FE

Accessibility & contrast

On white

1.75

#63D1FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.03

#63D1FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D1FA

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D1FA	#FFFFFF	#000000	##000000
##63D1FA	1.00	1.75	12.03	12.03
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.03	21.00	1.00	1.00
##000000	12.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBCDFC

Deuteranopia (green-blind)

#A5BDFA

Tritanopia (blue-blind)

#00DDDE

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #63d1fa;
/* rgb */ color: rgb(99, 209, 250);
/* oklch */ color: oklch(81.2% 0.116 225.4);

Tailwind

colors: {
  custom: {
    50: '#9cdffc',
    500: '#63d1fa',
    950: '#000000',
  },
}

SCSS

$custom: #63d1fa;
$custom-light: #9cdffc;
$custom-dark: #000000;

JSON

{
  "hex": "#63d1fa",
  "rgb": {
    "r": 99,
    "g": 209,
    "b": 250
  },
  "hsl": {
    "h": 196.291,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.81197,
    "c": 0.11554,
    "h": 225.4
  },
  "luminance": 0.55156
}

Semantic roles & 50–950 ramp

primary

#63D1FA

secondary

#D45B2E

accent

#3E00E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D1FA

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

Preview Lab → · Contrast checker → · Palette generator →