#63BEE0#63BEE0

#63BEE0 is a light, moderate cyan. Relative luminance 0.449; OKLCH L 75.8% C 0.099 H 224.9°. Best body text is #000000 at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#63BEE0
RGB	rgb(99, 190, 224)
HSL	hsl(196, 67%, 63%)
HSV	hsv(196, 56%, 88%)
CMYK	cmyk(55.8%, 15.2%, 0%, 12.2%)
CIE-LAB	lab(72.80, -17.64, -25.25)
CIE-LCH	lch(72.80, 30.80, 235.06°)
OKLab	oklab(75.83% -0.0704 -0.0702)
OKLCH	oklch(75.83% 0.099 224.9)
XYZ	xyz(37.0084, 44.8580, 77.2147)
Luminance	0.4486 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BEE0 #E08563

analogous

#63E0C3 #63BEE0 #637FE0

triadic

#63BEE0 #E063BE #BEE063

tetradic

#63BEE0 #C363E0 #E08563 #7FE063

square

#63BEE0 #C363E0 #E08563 #7FE063

split-complementary

#63BEE0 #E0637F #E0C363

monochromatic

#2183A7 #30A9D6 #63BEE0 #96D3EA #C9E9F4

Accessibility & contrast

On white

2.11

#63BEE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.97

#63BEE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BEE0

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BEE0	#FFFFFF	#000000	##000000
##63BEE0	1.00	2.11	9.97	9.97
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.97	21.00	1.00	1.00
##000000	9.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABBAE2

Deuteranopia (green-blind)

#99ADE0

Tritanopia (blue-blind)

#00C8C9

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #63bee0;
/* rgb */ color: rgb(99, 190, 224);
/* oklch */ color: oklch(75.8% 0.099 224.9);

Tailwind

colors: {
  custom: {
    50: '#99d1e9',
    500: '#63bee0',
    950: '#000000',
  },
}

SCSS

$custom: #63bee0;
$custom-light: #99d1e9;
$custom-dark: #000000;

JSON

{
  "hex": "#63bee0",
  "rgb": {
    "r": 99,
    "g": 190,
    "b": 224
  },
  "hsl": {
    "h": 196.32,
    "s": 66.845,
    "l": 63.333
  },
  "oklch": {
    "l": 0.75834,
    "c": 0.09945,
    "h": 224.9
  },
  "luminance": 0.44861
}

Semantic roles & 50–950 ramp

primary

#63BEE0

secondary

#E6C5B9

accent

#4917CF

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0F1416

muted

#7E8284

Preview Lab

Preview with #63BEE0

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

Preview Lab → · Contrast checker → · Palette generator →