#63BEE1#63BEE1

#63BEE1 is a light, moderate cyan. Relative luminance 0.449; OKLCH L 75.9% C 0.100 H 225.6°. Best body text is #000000 at 9.98:1 contrast (WCAG AA passes).

Color values

HEX	#63BEE1
RGB	rgb(99, 190, 225)
HSL	hsl(197, 68%, 64%)
HSV	hsv(197, 56%, 88%)
CMYK	cmyk(56%, 15.6%, 0%, 11.8%)
CIE-LAB	lab(72.83, -17.35, -25.74)
CIE-LCH	lch(72.83, 31.04, 236.02°)
OKLab	oklab(75.88% -0.0701 -0.0716)
OKLCH	oklch(75.88% 0.1 225.6)
XYZ	xyz(37.1444, 44.9124, 77.9310)
Luminance	0.4492 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BEE1 #E18663

analogous

#63E1C5 #63BEE1 #637FE1

triadic

#63BEE1 #E163BE #BEE163

tetradic

#63BEE1 #C563E1 #E18663 #7FE163

square

#63BEE1 #C563E1 #E18663 #7FE163

split-complementary

#63BEE1 #E1637F #E1C563

monochromatic

#2183A9 #30A9D7 #63BEE1 #96D3EB #CAE9F5

Accessibility & contrast

On white

2.10

#63BEE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.98

#63BEE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BEE1

9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BEE1	#FFFFFF	#000000	##000000
##63BEE1	1.00	2.10	9.98	9.98
#FFFFFF	2.10	1.00	21.00	21.00
#000000	9.98	21.00	1.00	1.00
##000000	9.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABBAE3

Deuteranopia (green-blind)

#99ADE1

Tritanopia (blue-blind)

#00C8C9

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #63bee1;
/* rgb */ color: rgb(99, 190, 225);
/* oklch */ color: oklch(75.9% 0.100 225.6);

Tailwind

colors: {
  custom: {
    50: '#99d1ea',
    500: '#63bee1',
    950: '#000000',
  },
}

SCSS

$custom: #63bee1;
$custom-light: #99d1ea;
$custom-dark: #000000;

JSON

{
  "hex": "#63bee1",
  "rgb": {
    "r": 99,
    "g": 190,
    "b": 225
  },
  "hsl": {
    "h": 196.667,
    "s": 67.742,
    "l": 63.529
  },
  "oklch": {
    "l": 0.75875,
    "c": 0.10017,
    "h": 225.6
  },
  "luminance": 0.44916
}

Semantic roles & 50–950 ramp

primary

#63BEE1

secondary

#E6C6BA

accent

#4916D0

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0F1416

muted

#7E8284

Preview Lab

Preview with #63BEE1

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

Preview Lab → · Contrast checker → · Palette generator →