#51BFAB#51BFAB

#51BFAB is a light, moderate teal. Relative luminance 0.420; OKLCH L 73.5% C 0.105 H 179.4°. Best body text is #000000 at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#51BFAB
RGB	rgb(81, 191, 171)
HSL	hsl(169, 46%, 53%)
HSV	hsv(169, 58%, 75%)
CMYK	cmyk(57.6%, 0%, 10.5%, 25.1%)
CIE-LAB	lab(70.84, -36.25, 0.66)
CIE-LCH	lch(70.84, 36.26, 178.95°)
OKLab	oklab(73.54% -0.105 0.0012)
OKLCH	oklch(73.54% 0.105 179.4)
XYZ	xyz(29.3715, 41.9483, 45.0691)
Luminance	0.4195 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BFAB #BF5165

analogous

#51BF74 #51BFAB #519CBF

triadic

#51BFAB #AB51BF #BFAB51

tetradic

#51BFAB #7451BF #BF5165 #9CBF51

square

#51BFAB #7451BF #BF5165 #9CBF51

split-complementary

#51BFAB #BF519C #BF7451

monochromatic

#286D61 #399A88 #51BFAB #7ECFC1 #AAE0D6

Accessibility & contrast

On white

2.24

#51BFAB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.39

#51BFAB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BFAB

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BFAB	#FFFFFF	#000000	##000000
##51BFAB	1.00	2.24	9.39	9.39
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.39	21.00	1.00	1.00
##000000	9.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8B5AA

Deuteranopia (green-blind)

#A7A8AD

Tritanopia (blue-blind)

#00C2B9

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #51bfab;
/* rgb */ color: rgb(81, 191, 171);
/* oklch */ color: oklch(73.5% 0.105 179.4);

Tailwind

colors: {
  custom: {
    50: '#8cd3c4',
    500: '#51bfab',
    950: '#000000',
  },
}

SCSS

$custom: #51bfab;
$custom-light: #8cd3c4;
$custom-dark: #000000;

JSON

{
  "hex": "#51bfab",
  "rgb": {
    "r": 81,
    "g": 191,
    "b": 171
  },
  "hsl": {
    "h": 169.091,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.73538,
    "c": 0.105,
    "h": 179.4
  },
  "luminance": 0.41951
}

Semantic roles & 50–950 ramp

primary

#51BFAB

secondary

#CE9EA7

accent

#526AD6

background

#F9FDFC

surface

#F1FAF8

border

#CBD3D1

text

#0D1412

muted

#7E8381

Preview Lab

Preview with #51BFAB

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

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