#63AFCF#63AFCF

#63AFCF is a light, moderate cyan. Relative luminance 0.378; OKLCH L 71.7% C 0.089 H 227.3°. Best body text is #000000 at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#63AFCF
RGB	rgb(99, 175, 207)
HSL	hsl(198, 53%, 60%)
HSV	hsv(198, 52%, 81%)
CMYK	cmyk(52.2%, 15.5%, 0%, 18.8%)
CIE-LAB	lab(67.88, -14.70, -23.47)
CIE-LCH	lch(67.88, 27.69, 237.94°)
OKLab	oklab(71.71% -0.06 -0.0651)
OKLCH	oklch(71.71% 0.089 227.3)
XYZ	xyz(31.7338, 37.8149, 64.6461)
Luminance	0.3782 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AFCF #CF8363

analogous

#63CFB9 #63AFCF #6379CF

triadic

#63AFCF #CF63AF #AFCF63

tetradic

#63AFCF #B963CF #CF8363 #79CF63

square

#63AFCF #B963CF #CF8363 #79CF63

split-complementary

#63AFCF #CF6379 #CFB963

monochromatic

#2B708C #3A95BB #63AFCF #92C7DD #C1DFEC

Accessibility & contrast

On white

2.45

#63AFCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.56

#63AFCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AFCF

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AFCF	#FFFFFF	#000000	##000000
##63AFCF	1.00	2.45	8.56	8.56
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.56	21.00	1.00	1.00
##000000	8.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EACD1

Deuteranopia (green-blind)

#8EA0CF

Tritanopia (blue-blind)

#1DB8B9

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #63afcf;
/* rgb */ color: rgb(99, 175, 207);
/* oklch */ color: oklch(71.7% 0.089 227.3);

Tailwind

colors: {
  custom: {
    50: '#97c7dd',
    500: '#63afcf',
    950: '#000000',
  },
}

SCSS

$custom: #63afcf;
$custom-light: #97c7dd;
$custom-dark: #000000;

JSON

{
  "hex": "#63afcf",
  "rgb": {
    "r": 99,
    "g": 175,
    "b": 207
  },
  "hsl": {
    "h": 197.778,
    "s": 52.941,
    "l": 60
  },
  "oklch": {
    "l": 0.71715,
    "c": 0.08858,
    "h": 227.3
  },
  "luminance": 0.37818
}

Semantic roles & 50–950 ramp

primary

#63AFCF

secondary

#DCBEB2

accent

#764BDC

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #63AFCF

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

Preview Lab → · Contrast checker → · Palette generator →