#51CBBC#51CBBC

#51CBBC is a light, moderate teal. Relative luminance 0.481; OKLCH L 77.0% C 0.110 H 184.0°. Best body text is #000000 at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#51CBBC
RGB	rgb(81, 203, 188)
HSL	hsl(173, 54%, 56%)
HSV	hsv(173, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 7.4%, 20.4%)
CIE-LAB	lab(74.88, -37.41, -2.65)
CIE-LCH	lch(74.88, 37.50, 184.06°)
OKLab	oklab(76.97% -0.1102 -0.0078)
OKLCH	oklch(76.97% 0.11 184)
XYZ	xyz(33.8223, 48.0885, 55.0668)
Luminance	0.4809 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBBC #CB5160

analogous

#51CB7F #51CBBC #519DCB

triadic

#51CBBC #BC51CB #CBBC51

tetradic

#51CBBC #7F51CB #CB5160 #9DCB51

square

#51CBBC #7F51CB #CB5160 #9DCB51

split-complementary

#51CBBC #CB519D #CB7F51

monochromatic

#257C72 #33AC9D #51CBBC #80D9CE #AFE7E0

Accessibility & contrast

On white

1.98

#51CBBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.62

#51CBBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBBC

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBBC	#FFFFFF	#000000	##000000
##51CBBC	1.00	1.98	10.62	10.62
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.62	21.00	1.00	1.00
##000000	10.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2C0BC

Deuteranopia (green-blind)

#AFB3BE

Tritanopia (blue-blind)

#00CFC6

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51cbbc;
/* rgb */ color: rgb(81, 203, 188);
/* oklch */ color: oklch(77.0% 0.110 184.0);

Tailwind

colors: {
  custom: {
    50: '#8edbd0',
    500: '#51cbbc',
    950: '#000000',
  },
}

SCSS

$custom: #51cbbc;
$custom-light: #8edbd0;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbbc",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 188
  },
  "hsl": {
    "h": 172.623,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.76973,
    "c": 0.11049,
    "h": 184
  },
  "luminance": 0.48092
}

Semantic roles & 50–950 ramp

primary

#51CBBC

secondary

#D5A3A9

accent

#4A5DDD

background

#F9FDFC

surface

#F2FBF9

border

#CCD4D2

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #51CBBC

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

Preview Lab → · Contrast checker → · Palette generator →