#63B5BC#63B5BC

#63B5BC is a light, moderate teal. Relative luminance 0.393; OKLCH L 72.4% C 0.081 H 202.7°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#63B5BC
RGB	rgb(99, 181, 188)
HSL	hsl(185, 40%, 56%)
HSV	hsv(185, 47%, 74%)
CMYK	cmyk(47.3%, 3.7%, 0%, 26.3%)
CIE-LAB	lab(68.99, -23.11, -11.33)
CIE-LCH	lch(68.99, 25.74, 206.11°)
OKLab	oklab(72.39% -0.0744 -0.0312)
OKLCH	oklch(72.39% 0.081 202.7)
XYZ	xyz(30.7430, 39.3287, 53.5383)
Luminance	0.3933 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B5BC #BC6A63

analogous

#63BC97 #63B5BC #6389BC

triadic

#63B5BC #BC63B5 #B5BC63

tetradic

#63B5BC #9763BC #BC6A63 #89BC63

square

#63B5BC #9763BC #BC6A63 #89BC63

split-complementary

#63B5BC #BC6389 #BC9763

monochromatic

#316E73 #44979E #63B5BC #8EC9CE #B9DEE1

Accessibility & contrast

On white

2.37

#63B5BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#63B5BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B5BC

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B5BC	#FFFFFF	#000000	##000000
##63B5BC	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAAFBD

Deuteranopia (green-blind)

#9BA4BC

Tritanopia (blue-blind)

#31BBB7

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63b5bc;
/* rgb */ color: rgb(99, 181, 188);
/* oklch */ color: oklch(72.4% 0.081 202.7);

Tailwind

colors: {
  custom: {
    50: '#95cbd0',
    500: '#63b5bc',
    950: '#000000',
  },
}

SCSS

$custom: #63b5bc;
$custom-light: #95cbd0;
$custom-dark: #000000;

JSON

{
  "hex": "#63b5bc",
  "rgb": {
    "r": 99,
    "g": 181,
    "b": 188
  },
  "hsl": {
    "h": 184.719,
    "s": 39.91,
    "l": 56.275
  },
  "oklch": {
    "l": 0.72386,
    "c": 0.08071,
    "h": 202.7
  },
  "luminance": 0.39331
}

Semantic roles & 50–950 ramp

primary

#63B5BC

secondary

#D0AEAB

accent

#6158D0

background

#F9FCFC

surface

#F2F8F9

border

#CCD1D2

text

#0E1314

muted

#7E8282

Preview Lab

Preview with #63B5BC

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

Preview Lab → · Contrast checker → · Palette generator →