#63AFE1#63AFE1

#63AFE1 is a light, moderate cyan. Relative luminance 0.387; OKLCH L 72.5% C 0.105 H 239.3°. Best body text is #000000 at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#63AFE1
RGB	rgb(99, 175, 225)
HSL	hsl(204, 68%, 64%)
HSV	hsv(204, 56%, 88%)
CMYK	cmyk(56%, 22.2%, 0%, 11.8%)
CIE-LAB	lab(68.57, -9.36, -32.31)
CIE-LCH	lch(68.57, 33.64, 253.84°)
OKLab	oklab(72.48% -0.0537 -0.0903)
OKLCH	oklch(72.48% 0.105 239.3)
XYZ	xyz(34.0611, 38.7458, 76.9033)
Luminance	0.3875 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AFE1 #E19563

analogous

#63E1D4 #63AFE1 #6370E1

triadic

#63AFE1 #E163AF #AFE163

tetradic

#63AFE1 #D463E1 #E19563 #70E163

square

#63AFE1 #D463E1 #E19563 #70E163

split-complementary

#63AFE1 #E16370 #E1D463

monochromatic

#2173A9 #3095D7 #63AFE1 #96C9EB #CAE4F5

Accessibility & contrast

On white

2.40

#63AFE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.75

#63AFE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AFE1

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AFE1	#FFFFFF	#000000	##000000
##63AFE1	1.00	2.40	8.75	8.75
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.75	21.00	1.00	1.00
##000000	8.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98AFE3

Deuteranopia (green-blind)

#87A2E0

Tritanopia (blue-blind)

#00BCC0

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63afe1;
/* rgb */ color: rgb(99, 175, 225);
/* oklch */ color: oklch(72.5% 0.105 239.3);

Tailwind

colors: {
  custom: {
    50: '#98c6ea',
    500: '#63afe1',
    950: '#000000',
  },
}

SCSS

$custom: #63afe1;
$custom-light: #98c6ea;
$custom-dark: #000000;

JSON

{
  "hex": "#63afe1",
  "rgb": {
    "r": 99,
    "g": 175,
    "b": 225
  },
  "hsl": {
    "h": 203.81,
    "s": 67.742,
    "l": 63.529
  },
  "oklch": {
    "l": 0.72483,
    "c": 0.10508,
    "h": 239.3
  },
  "luminance": 0.38749
}

Semantic roles & 50–950 ramp

primary

#63AFE1

secondary

#E6CBBA

accent

#6016D0

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #63AFE1

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

Preview Lab → · Contrast checker → · Palette generator →