#63ACFF#63ACFF

#63ACFF is a light, vivid cyan. Relative luminance 0.394; OKLCH L 73.3% C 0.142 H 253.0°. Best body text is #000000 at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#63ACFF
RGB	rgb(99, 172, 255)
HSL	hsl(212, 100%, 69%)
HSV	hsv(212, 61%, 100%)
CMYK	cmyk(61.2%, 32.5%, 0%, 0%)
CIE-LAB	lab(69.02, 1.68, -47.94)
CIE-LCH	lch(69.02, 47.97, 272.01°)
OKLab	oklab(73.27% -0.0415 -0.1356)
OKLCH	oklch(73.27% 0.142 253)
XYZ	xyz(37.9416, 39.3741, 100.1888)
Luminance	0.3938 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63ACFF #FFB663

analogous

#63FAFF #63ACFF #6863FF

triadic

#63ACFF #FF63AC #ACFF63

tetradic

#63ACFF #FF63FA #FFB663 #63FF68

square

#63ACFF #FF63FA #FFB663 #63FF68

split-complementary

#63ACFF #FF6863 #FAFF63

monochromatic

#006CE8 #268BFF #63ACFF #A0CDFF #DDEDFF

Accessibility & contrast

On white

2.37

#63ACFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.88

#63ACFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63ACFF

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63ACFF	#FFFFFF	#000000	##000000
##63ACFF	1.00	2.37	8.88	8.88
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.88	21.00	1.00	1.00
##000000	8.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#89B1FF

Deuteranopia (green-blind)

#73A2FD

Tritanopia (blue-blind)

#00BFCA

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63acff;
/* rgb */ color: rgb(99, 172, 255);
/* oklch */ color: oklch(73.3% 0.142 253.0);

Tailwind

colors: {
  custom: {
    50: '#9cc4ff',
    500: '#63acff',
    950: '#000000',
  },
}

SCSS

$custom: #63acff;
$custom-light: #9cc4ff;
$custom-dark: #000000;

JSON

{
  "hex": "#63acff",
  "rgb": {
    "r": 99,
    "g": 172,
    "b": 255
  },
  "hsl": {
    "h": 211.923,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.73265,
    "c": 0.1418,
    "h": 253
  },
  "luminance": 0.39378
}

Semantic roles & 50–950 ramp

primary

#63ACFF

secondary

#F5E0C8

accent

#7A00E6

background

#FAFCFF

surface

#F4F8FF

border

#CED1D7

text

#0F1218

muted

#7F8186

Preview Lab

Preview with #63ACFF

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

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