#63ADFC#63ADFC

#63ADFC is a light, vivid cyan. Relative luminance 0.396; OKLCH L 73.3% C 0.137 H 251.6°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#63ADFC
RGB	rgb(99, 173, 252)
HSL	hsl(211, 96%, 69%)
HSV	hsv(211, 61%, 99%)
CMYK	cmyk(60.7%, 31.3%, 0%, 1.2%)
CIE-LAB	lab(69.16, 0.16, -46.10)
CIE-LCH	lch(69.16, 46.10, 270.20°)
OKLab	oklab(73.33% -0.0434 -0.1302)
OKLCH	oklch(73.33% 0.137 251.6)
XYZ	xyz(37.6535, 39.5645, 97.7290)
Luminance	0.3957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63ADFC #FCB263

analogous

#63FAFC #63ADFC #6663FC

triadic

#63ADFC #FC63AD #ADFC63

tetradic

#63ADFC #FC63FA #FCB263 #63FC66

square

#63ADFC #FC63FA #FCB263 #63FC66

split-complementary

#63ADFC #FC6663 #FAFC63

monochromatic

#046FE0 #278DFB #63ADFC #9FCDFD #DBECFE

Accessibility & contrast

On white

2.36

#63ADFC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.91

#63ADFC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63ADFC

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63ADFC	#FFFFFF	#000000	##000000
##63ADFC	1.00	2.36	8.91	8.91
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.91	21.00	1.00	1.00
##000000	8.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8BB1FF

Deuteranopia (green-blind)

#77A2FA

Tritanopia (blue-blind)

#00BFC9

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #63adfc;
/* rgb */ color: rgb(99, 173, 252);
/* oklch */ color: oklch(73.3% 0.137 251.6);

Tailwind

colors: {
  custom: {
    50: '#9bc5fd',
    500: '#63adfc',
    950: '#000000',
  },
}

SCSS

$custom: #63adfc;
$custom-light: #9bc5fd;
$custom-dark: #000000;

JSON

{
  "hex": "#63adfc",
  "rgb": {
    "r": 99,
    "g": 173,
    "b": 252
  },
  "hsl": {
    "h": 210.98,
    "s": 96.226,
    "l": 68.824
  },
  "oklch": {
    "l": 0.73327,
    "c": 0.13724,
    "h": 251.6
  },
  "luminance": 0.39568
}

Semantic roles & 50–950 ramp

primary

#63ADFC

secondary

#F4DEC7

accent

#7600E6

background

#FAFCFF

surface

#F4F8FF

border

#CED1D7

text

#0F1218

muted

#7F8186

Preview Lab

Preview with #63ADFC

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

Preview Lab → · Contrast checker → · Palette generator →