#63B4BF#63B4BF

#63B4BF is a light, moderate teal. Relative luminance 0.391; OKLCH L 72.3% C 0.081 H 206.9°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#63B4BF
RGB	rgb(99, 180, 191)
HSL	hsl(187, 42%, 57%)
HSV	hsv(187, 48%, 75%)
CMYK	cmyk(48.2%, 5.8%, 0%, 25.1%)
CIE-LAB	lab(68.79, -21.79, -13.28)
CIE-LCH	lch(68.79, 25.52, 211.35°)
OKLab	oklab(72.26% -0.072 -0.0366)
OKLCH	oklch(72.26% 0.081 206.9)
XYZ	xyz(30.8672, 39.0542, 55.1917)
Luminance	0.3906 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B4BF #BF6E63

analogous

#63BF9C #63B4BF #6386BF

triadic

#63B4BF #BF63B4 #B4BF63

tetradic

#63B4BF #9C63BF #BF6E63 #86BF63

square

#63B4BF #9C63BF #BF6E63 #86BF63

split-complementary

#63B4BF #BF6386 #BF9C63

monochromatic

#316E77 #4397A2 #63B4BF #8EC9D1 #BADEE3

Accessibility & contrast

On white

2.38

#63B4BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#63B4BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B4BF

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B4BF	#FFFFFF	#000000	##000000
##63B4BF	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8AEC0

Deuteranopia (green-blind)

#99A3BF

Tritanopia (blue-blind)

#2FBAB7

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63b4bf;
/* rgb */ color: rgb(99, 180, 191);
/* oklch */ color: oklch(72.3% 0.081 206.9);

Tailwind

colors: {
  custom: {
    50: '#96cad2',
    500: '#63b4bf',
    950: '#000000',
  },
}

SCSS

$custom: #63b4bf;
$custom-light: #96cad2;
$custom-dark: #000000;

JSON

{
  "hex": "#63b4bf",
  "rgb": {
    "r": 99,
    "g": 180,
    "b": 191
  },
  "hsl": {
    "h": 187.174,
    "s": 41.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.72259,
    "c": 0.0808,
    "h": 206.9
  },
  "luminance": 0.39057
}

Semantic roles & 50–950 ramp

primary

#63B4BF

secondary

#D2B1AC

accent

#6556D2

background

#F9FCFC

surface

#F2F8F9

border

#CCD1D2

text

#0E1314

muted

#7E8282

Preview Lab

Preview with #63B4BF

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

Preview Lab → · Contrast checker → · Palette generator →