#51D3BD#51D3BD

#51D3BD is a light, moderate teal. Relative luminance 0.520; OKLCH L 78.9% C 0.118 H 179.9°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#51D3BD
RGB	rgb(81, 211, 189)
HSL	hsl(170, 60%, 57%)
HSV	hsv(170, 62%, 83%)
CMYK	cmyk(61.6%, 0%, 10.4%, 17.3%)
CIE-LAB	lab(77.29, -40.77, 0.33)
CIE-LCH	lch(77.29, 40.77, 179.54°)
OKLab	oklab(78.94% -0.1181 0.0002)
OKLCH	oklch(78.94% 0.118 179.9)
XYZ	xyz(35.8686, 52.0082, 56.2825)
Luminance	0.5201 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D3BD #D35167

analogous

#51D37C #51D3BD #51A8D3

triadic

#51D3BD #BD51D3 #D3BD51

tetradic

#51D3BD #7C51D3 #D35167 #A8D351

square

#51D3BD #7C51D3 #D35167 #A8D351

split-complementary

#51D3BD #D351A8 #D37C51

monochromatic

#228776 #2FB8A1 #51D3BD #82DFD0 #B3ECE2

Accessibility & contrast

On white

1.84

#51D3BD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.40

#51D3BD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D3BD

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D3BD	#FFFFFF	#000000	##000000
##51D3BD	1.00	1.84	11.40	11.40
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.40	21.00	1.00	1.00
##000000	11.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBC7BC

Deuteranopia (green-blind)

#B7B9BF

Tritanopia (blue-blind)

#00D6CC

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d3bd;
/* rgb */ color: rgb(81, 211, 189);
/* oklch */ color: oklch(78.9% 0.118 179.9);

Tailwind

colors: {
  custom: {
    50: '#8fe1d0',
    500: '#51d3bd',
    950: '#000000',
  },
}

SCSS

$custom: #51d3bd;
$custom-light: #8fe1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#51d3bd",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 189
  },
  "hsl": {
    "h": 169.846,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.78936,
    "c": 0.11815,
    "h": 179.9
  },
  "luminance": 0.52012
}

Semantic roles & 50–950 ramp

primary

#51D3BD

secondary

#8E3A48

accent

#4560E3

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1514

muted

#7F8483

Preview Lab

Preview with #51D3BD

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

Preview Lab → · Contrast checker → · Palette generator →