#63B5BE#63B5BE

#63B5BE is a light, moderate teal. Relative luminance 0.394; OKLCH L 72.5% C 0.081 H 204.8°. Best body text is #000000 at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#63B5BE
RGB	rgb(99, 181, 190)
HSL	hsl(186, 41%, 57%)
HSV	hsv(186, 48%, 75%)
CMYK	cmyk(47.9%, 4.7%, 0%, 25.5%)
CIE-LAB	lab(69.05, -22.57, -12.33)
CIE-LCH	lch(69.05, 25.72, 208.65°)
OKLab	oklab(72.46% -0.0736 -0.034)
OKLCH	oklch(72.46% 0.081 204.8)
XYZ	xyz(30.9601, 39.4155, 54.6817)
Luminance	0.3942 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B5BE #BE6C63

analogous

#63BE9A #63B5BE #6388BE

triadic

#63B5BE #BE63B5 #B5BE63

tetradic

#63B5BE #9A63BE #BE6C63 #88BE63

square

#63B5BE #9A63BE #BE6C63 #88BE63

split-complementary

#63B5BE #BE6388 #BE9A63

monochromatic

#316F76 #4398A1 #63B5BE #8EC9D0 #B9DEE2

Accessibility & contrast

On white

2.36

#63B5BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.88

#63B5BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B5BE

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B5BE	#FFFFFF	#000000	##000000
##63B5BE	1.00	2.36	8.88	8.88
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.88	21.00	1.00	1.00
##000000	8.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAAFBF

Deuteranopia (green-blind)

#9BA4BE

Tritanopia (blue-blind)

#30BBB8

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #63b5be;
/* rgb */ color: rgb(99, 181, 190);
/* oklch */ color: oklch(72.5% 0.081 204.8);

Tailwind

colors: {
  custom: {
    50: '#96cbd1',
    500: '#63b5be',
    950: '#000000',
  },
}

SCSS

$custom: #63b5be;
$custom-light: #96cbd1;
$custom-dark: #000000;

JSON

{
  "hex": "#63b5be",
  "rgb": {
    "r": 99,
    "g": 181,
    "b": 190
  },
  "hsl": {
    "h": 185.934,
    "s": 41.176,
    "l": 56.667
  },
  "oklch": {
    "l": 0.72457,
    "c": 0.08108,
    "h": 204.8
  },
  "luminance": 0.39418
}

Semantic roles & 50–950 ramp

primary

#63B5BE

secondary

#D1AFAC

accent

#6357D1

background

#F9FCFC

surface

#F2F8F9

border

#CCD1D2

text

#0E1314

muted

#7E8282

Preview Lab

Preview with #63B5BE

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

Preview Lab → · Contrast checker → · Palette generator →