#63D7FA#63D7FA

#63D7FA is a very light, moderate cyan. Relative luminance 0.582; OKLCH L 82.6% C 0.115 H 220.7°. Best body text is #000000 at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#63D7FA
RGB	rgb(99, 215, 250)
HSL	hsl(194, 94%, 68%)
HSV	hsv(194, 60%, 98%)
CMYK	cmyk(60.4%, 14%, 0%, 2%)
CIE-LAB	lab(80.82, -22.81, -26.94)
CIE-LCH	lch(80.82, 35.30, 229.75°)
OKLab	oklab(82.55% -0.0872 -0.075)
OKLCH	oklch(82.55% 0.115 220.7)
XYZ	xyz(46.6945, 58.1509, 99.1874)
Luminance	0.5816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D7FA #FA8663

analogous

#63FAD1 #63D7FA #638BFA

triadic

#63D7FA #FA63D7 #D7FA63

tetradic

#63D7FA #D163FA #FA8663 #8BFA63

square

#63D7FA #D163FA #FA8663 #8BFA63

split-complementary

#63D7FA #FA638B #FAD163

monochromatic

#07AADC #28C8F8 #63D7FA #9EE6FC #DAF5FE

Accessibility & contrast

On white

1.66

#63D7FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.63

#63D7FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D7FA

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D7FA	#FFFFFF	#000000	##000000
##63D7FA	1.00	1.66	12.63	12.63
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.63	21.00	1.00	1.00
##000000	12.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2D2FC

Deuteranopia (green-blind)

#ACC2FA

Tritanopia (blue-blind)

#00E2E2

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #63d7fa;
/* rgb */ color: rgb(99, 215, 250);
/* oklch */ color: oklch(82.6% 0.115 220.7);

Tailwind

colors: {
  custom: {
    50: '#9de3fc',
    500: '#63d7fa',
    950: '#000000',
  },
}

SCSS

$custom: #63d7fa;
$custom-light: #9de3fc;
$custom-dark: #000000;

JSON

{
  "hex": "#63d7fa",
  "rgb": {
    "r": 99,
    "g": 215,
    "b": 250
  },
  "hsl": {
    "h": 193.907,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.82552,
    "c": 0.11501,
    "h": 220.7
  },
  "luminance": 0.58156
}

Semantic roles & 50–950 ramp

primary

#63D7FA

secondary

#D4542E

accent

#3500E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D7FA

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

Preview Lab → · Contrast checker → · Palette generator →