#51D3BE#51D3BE

#51D3BE is a light, moderate teal. Relative luminance 0.521; OKLCH L 79.0% C 0.118 H 180.6°. Best body text is #000000 at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#51D3BE
RGB	rgb(81, 211, 190)
HSL	hsl(170, 60%, 57%)
HSV	hsv(170, 62%, 83%)
CMYK	cmyk(61.6%, 0%, 10%, 17.3%)
CIE-LAB	lab(77.31, -40.52, -0.17)
CIE-LCH	lch(77.31, 40.52, 180.24°)
OKLab	oklab(78.97% -0.1177 -0.0011)
OKLCH	oklch(78.97% 0.118 180.6)
XYZ	xyz(35.9776, 52.0518, 56.8562)
Luminance	0.5206 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D3BE #D35166

analogous

#51D37D #51D3BE #51A7D3

triadic

#51D3BE #BE51D3 #D3BE51

tetradic

#51D3BE #7D51D3 #D35166 #A7D351

square

#51D3BE #7D51D3 #D35166 #A7D351

split-complementary

#51D3BE #D351A7 #D37D51

monochromatic

#228777 #2FB8A2 #51D3BE #82DFD0 #B3ECE2

Accessibility & contrast

On white

1.84

#51D3BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.41

#51D3BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D3BE

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D3BE	#FFFFFF	#000000	##000000
##51D3BE	1.00	1.84	11.41	11.41
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.41	21.00	1.00	1.00
##000000	11.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAC7BD

Deuteranopia (green-blind)

#B7B9C0

Tritanopia (blue-blind)

#00D6CD

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d3be;
/* rgb */ color: rgb(81, 211, 190);
/* oklch */ color: oklch(79.0% 0.118 180.6);

Tailwind

colors: {
  custom: {
    50: '#90e1d1',
    500: '#51d3be',
    950: '#000000',
  },
}

SCSS

$custom: #51d3be;
$custom-light: #90e1d1;
$custom-dark: #000000;

JSON

{
  "hex": "#51d3be",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 190
  },
  "hsl": {
    "h": 170.308,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.78966,
    "c": 0.11772,
    "h": 180.6
  },
  "luminance": 0.52056
}

Semantic roles & 50–950 ramp

primary

#51D3BE

secondary

#8E3A48

accent

#455EE3

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1514

muted

#7F8483

Preview Lab

Preview with #51D3BE

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

Preview Lab → · Contrast checker → · Palette generator →