#51C7BB#51C7BB

#51C7BB is a light, moderate teal. Relative luminance 0.462; OKLCH L 76.0% C 0.107 H 186.0°. Best body text is #000000 at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#51C7BB
RGB	rgb(81, 199, 187)
HSL	hsl(174, 51%, 55%)
HSV	hsv(174, 59%, 78%)
CMYK	cmyk(59.3%, 0%, 6%, 22%)
CIE-LAB	lab(73.66, -35.83, -3.90)
CIE-LCH	lch(73.66, 36.04, 186.22°)
OKLab	oklab(75.98% -0.1064 -0.0111)
OKLCH	oklch(75.98% 0.107 186)
XYZ	xyz(32.7824, 46.1807, 54.1902)
Luminance	0.4618 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C7BB #C7515D

analogous

#51C780 #51C7BB #5198C7

triadic

#51C7BB #BB51C7 #C7BB51

tetradic

#51C7BB #8051C7 #C7515D #98C751

square

#51C7BB #8051C7 #C7515D #98C751

split-complementary

#51C7BB #C75198 #C78051

monochromatic

#26776F #35A69A #51C7BB #7FD6CD #AEE5DF

Accessibility & contrast

On white

2.05

#51C7BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.24

#51C7BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C7BB

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C7BB	#FFFFFF	#000000	##000000
##51C7BB	1.00	2.05	10.24	10.24
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.24	21.00	1.00	1.00
##000000	10.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDBDBB

Deuteranopia (green-blind)

#ABAFBC

Tritanopia (blue-blind)

#00CBC3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51c7bb;
/* rgb */ color: rgb(81, 199, 187);
/* oklch */ color: oklch(76.0% 0.107 186.0);

Tailwind

colors: {
  custom: {
    50: '#8ed8cf',
    500: '#51c7bb',
    950: '#000000',
  },
}

SCSS

$custom: #51c7bb;
$custom-light: #8ed8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#51c7bb",
  "rgb": {
    "r": 81,
    "g": 199,
    "b": 187
  },
  "hsl": {
    "h": 173.898,
    "s": 51.304,
    "l": 54.902
  },
  "oklch": {
    "l": 0.75976,
    "c": 0.10701,
    "h": 186
  },
  "luminance": 0.46184
}

Semantic roles & 50–950 ramp

primary

#51C7BB

secondary

#D3A1A6

accent

#4D5BDB

background

#F9FDFC

surface

#F2FAF9

border

#CCD3D2

text

#0D1413

muted

#7E8382

Preview Lab

Preview with #51C7BB

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

Preview Lab → · Contrast checker → · Palette generator →