#63BBBB#63BBBB

#63BBBB is a light, moderate teal. Relative luminance 0.418; OKLCH L 73.8% C 0.085 H 195.5°. Best body text is #000000 at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#63BBBB
RGB	rgb(99, 187, 187)
HSL	hsl(180, 39%, 56%)
HSV	hsv(180, 47%, 73%)
CMYK	cmyk(47.1%, 0%, 0%, 26.7%)
CIE-LAB	lab(70.72, -26.38, -8.20)
CIE-LCH	lch(70.72, 27.62, 197.26°)
OKLab	oklab(73.77% -0.0818 -0.0226)
OKLCH	oklch(73.77% 0.085 195.5)
XYZ	xyz(31.8820, 41.7784, 53.3880)
Luminance	0.4178 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BBBB #BB6363

analogous

#63BB8F #63BBBB #638FBB

triadic

#63BBBB #BB63BB #BBBB63

tetradic

#63BBBB #8F63BB #BB6363 #8FBB63

square

#63BBBB #8F63BB #BB6363 #8FBB63

split-complementary

#63BBBB #BB638F #BB8F63

monochromatic

#327272 #449D9D #63BBBB #8ECECE #B8E0E0

Accessibility & contrast

On white

2.24

#63BBBB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.36

#63BBBB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BBBB

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BBBB	#FFFFFF	#000000	##000000
##63BBBB	1.00	2.24	9.36	9.36
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.36	21.00	1.00	1.00
##000000	9.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1B4BB

Deuteranopia (green-blind)

#A2A8BC

Tritanopia (blue-blind)

#30C0BB

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #63bbbb;
/* rgb */ color: rgb(99, 187, 187);
/* oklch */ color: oklch(73.8% 0.085 195.5);

Tailwind

colors: {
  custom: {
    50: '#96cfcf',
    500: '#63bbbb',
    950: '#000000',
  },
}

SCSS

$custom: #63bbbb;
$custom-light: #96cfcf;
$custom-dark: #000000;

JSON

{
  "hex": "#63bbbb",
  "rgb": {
    "r": 99,
    "g": 187,
    "b": 187
  },
  "hsl": {
    "h": 180,
    "s": 39.286,
    "l": 56.078
  },
  "oklch": {
    "l": 0.73766,
    "c": 0.08488,
    "h": 195.5
  },
  "luminance": 0.41781
}

Semantic roles & 50–950 ramp

primary

#63BBBB

secondary

#CFABAB

accent

#5959CF

background

#F9FCFC

surface

#F2F9F9

border

#CCD2D2

text

#0E1413

muted

#7E8282

Preview Lab

Preview with #63BBBB

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

Preview Lab → · Contrast checker → · Palette generator →