#63ABFD#63ABFD

#63ABFD is a light, vivid cyan. Relative luminance 0.389; OKLCH L 72.9% C 0.140 H 253.0°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#63ABFD
RGB	rgb(99, 171, 253)
HSL	hsl(212, 97%, 69%)
HSV	hsv(212, 61%, 99%)
CMYK	cmyk(60.9%, 32.4%, 0%, 0.8%)
CIE-LAB	lab(68.65, 1.61, -47.43)
CIE-LCH	lch(68.65, 47.46, 271.94°)
OKLab	oklab(72.95% -0.0411 -0.1341)
OKLCH	oklch(72.95% 0.14 253)
XYZ	xyz(37.4317, 38.8668, 98.4389)
Luminance	0.3887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63ABFD #FDB563

analogous

#63F8FD #63ABFD #6863FD

triadic

#63ABFD #FD63AB #ABFD63

tetradic

#63ABFD #FD63F8 #FDB563 #63FD68

square

#63ABFD #FD63F8 #FDB563 #63FD68

split-complementary

#63ABFD #FD6863 #F8FD63

monochromatic

#036CE3 #278AFC #63ABFD #9FCCFE #DCECFF

Accessibility & contrast

On white

2.39

#63ABFD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.77

#63ABFD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63ABFD

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63ABFD	#FFFFFF	#000000	##000000
##63ABFD	1.00	2.39	8.77	8.77
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.77	21.00	1.00	1.00
##000000	8.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88B0FF

Deuteranopia (green-blind)

#73A1FB

Tritanopia (blue-blind)

#00BEC8

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63abfd;
/* rgb */ color: rgb(99, 171, 253);
/* oklch */ color: oklch(72.9% 0.140 253.0);

Tailwind

colors: {
  custom: {
    50: '#9cc3fe',
    500: '#63abfd',
    950: '#000000',
  },
}

SCSS

$custom: #63abfd;
$custom-light: #9cc3fe;
$custom-dark: #000000;

JSON

{
  "hex": "#63abfd",
  "rgb": {
    "r": 99,
    "g": 171,
    "b": 253
  },
  "hsl": {
    "h": 211.948,
    "s": 97.468,
    "l": 69.02
  },
  "oklch": {
    "l": 0.72948,
    "c": 0.14025,
    "h": 253
  },
  "luminance": 0.3887
}

Semantic roles & 50–950 ramp

primary

#63ABFD

secondary

#F4DFC7

accent

#7A00E6

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1218

muted

#7F8186

Preview Lab

Preview with #63ABFD

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

Preview Lab → · Contrast checker → · Palette generator →