#63AEE0#63AEE0

#63AEE0 is a light, moderate cyan. Relative luminance 0.383; OKLCH L 72.2% C 0.105 H 239.6°. Best body text is #000000 at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#63AEE0
RGB	rgb(99, 174, 224)
HSL	hsl(204, 67%, 63%)
HSV	hsv(204, 56%, 88%)
CMYK	cmyk(55.8%, 22.3%, 0%, 12.2%)
CIE-LAB	lab(68.24, -9.12, -32.26)
CIE-LCH	lch(68.24, 33.52, 254.21°)
OKLab	oklab(72.21% -0.0529 -0.0902)
OKLCH	oklch(72.21% 0.105 239.6)
XYZ	xyz(33.7312, 38.3036, 76.1223)
Luminance	0.3831 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AEE0 #E09563

analogous

#63E0D3 #63AEE0 #636FE0

triadic

#63AEE0 #E063AE #AEE063

tetradic

#63AEE0 #D363E0 #E09563 #6FE063

square

#63AEE0 #D363E0 #E09563 #6FE063

split-complementary

#63AEE0 #E0636F #E0D363

monochromatic

#2172A7 #3093D6 #63AEE0 #96C9EA #C9E3F4

Accessibility & contrast

On white

2.42

#63AEE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.66

#63AEE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AEE0

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AEE0	#FFFFFF	#000000	##000000
##63AEE0	1.00	2.42	8.66	8.66
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.66	21.00	1.00	1.00
##000000	8.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98AEE2

Deuteranopia (green-blind)

#86A1DF

Tritanopia (blue-blind)

#00BBBF

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #63aee0;
/* rgb */ color: rgb(99, 174, 224);
/* oklch */ color: oklch(72.2% 0.105 239.6);

Tailwind

colors: {
  custom: {
    50: '#98c6ea',
    500: '#63aee0',
    950: '#000000',
  },
}

SCSS

$custom: #63aee0;
$custom-light: #98c6ea;
$custom-dark: #000000;

JSON

{
  "hex": "#63aee0",
  "rgb": {
    "r": 99,
    "g": 174,
    "b": 224
  },
  "hsl": {
    "h": 204,
    "s": 66.845,
    "l": 63.333
  },
  "oklch": {
    "l": 0.72214,
    "c": 0.10458,
    "h": 239.6
  },
  "luminance": 0.38307
}

Semantic roles & 50–950 ramp

primary

#63AEE0

secondary

#E6CBB9

accent

#6017CF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #63AEE0

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

Preview Lab → · Contrast checker → · Palette generator →