#63AFEC#63AFEC

#63AFEC is a light, moderate cyan. Relative luminance 0.394; OKLCH L 73.0% C 0.117 H 244.6°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#63AFEC
RGB	rgb(99, 175, 236)
HSL	hsl(207, 78%, 66%)
HSV	hsv(207, 58%, 93%)
CMYK	cmyk(58.1%, 25.8%, 0%, 7.5%)
CIE-LAB	lab(69.02, -5.99, -37.62)
CIE-LCH	lch(69.02, 38.10, 260.95°)
OKLab	oklab(72.99% -0.0501 -0.1056)
OKLCH	oklch(72.99% 0.117 244.6)
XYZ	xyz(35.6103, 39.3655, 85.0623)
Luminance	0.3937 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AFEC #ECA063

analogous

#63ECE4 #63AFEC #636AEC

triadic

#63AFEC #EC63AF #AFEC63

tetradic

#63AFEC #E463EC #ECA063 #6AEC63

square

#63AFEC #E463EC #ECA063 #6AEC63

split-complementary

#63AFEC #EC636A #ECE463

monochromatic

#1773BE #2C93E5 #63AFEC #9ACBF3 #D0E7F9

Accessibility & contrast

On white

2.37

#63AFEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#63AFEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AFEC

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AFEC	#FFFFFF	#000000	##000000
##63AFEC	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95B0EF

Deuteranopia (green-blind)

#82A2EB

Tritanopia (blue-blind)

#00BEC4

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63afec;
/* rgb */ color: rgb(99, 175, 236);
/* oklch */ color: oklch(73.0% 0.117 244.6);

Tailwind

colors: {
  custom: {
    50: '#99c6f2',
    500: '#63afec',
    950: '#000000',
  },
}

SCSS

$custom: #63afec;
$custom-light: #99c6f2;
$custom-dark: #000000;

JSON

{
  "hex": "#63afec",
  "rgb": {
    "r": 99,
    "g": 175,
    "b": 236
  },
  "hsl": {
    "h": 206.715,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.72985,
    "c": 0.11692,
    "h": 244.6
  },
  "luminance": 0.39369
}

Semantic roles & 50–950 ramp

primary

#63AFEC

secondary

#ECD3BF

accent

#670BDB

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #63AFEC

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

Preview Lab → · Contrast checker → · Palette generator →