#51D3BA#51D3BA

#51D3BA is a light, moderate teal. Relative luminance 0.519; OKLCH L 78.8% C 0.120 H 178.0°. Best body text is #000000 at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#51D3BA
RGB	rgb(81, 211, 186)
HSL	hsl(168, 60%, 57%)
HSV	hsv(168, 62%, 83%)
CMYK	cmyk(61.6%, 0%, 11.8%, 17.3%)
CIE-LAB	lab(77.21, -41.52, 1.82)
CIE-LCH	lch(77.21, 41.56, 177.48°)
OKLab	oklab(78.85% -0.1195 0.0042)
OKLCH	oklch(78.85% 0.12 178)
XYZ	xyz(35.5464, 51.8793, 54.5852)
Luminance	0.5188 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D3BA #D3516A

analogous

#51D379 #51D3BA #51ABD3

triadic

#51D3BA #BA51D3 #D3BA51

tetradic

#51D3BA #7951D3 #D3516A #ABD351

square

#51D3BA #7951D3 #D3516A #ABD351

split-complementary

#51D3BA #D351AB #D37951

monochromatic

#228774 #2FB89E #51D3BA #82DFCD #B3ECE1

Accessibility & contrast

On white

1.85

#51D3BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.38

#51D3BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D3BA

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D3BA	#FFFFFF	#000000	##000000
##51D3BA	1.00	1.85	11.38	11.38
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.38	21.00	1.00	1.00
##000000	11.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBC7B9

Deuteranopia (green-blind)

#B8B9BC

Tritanopia (blue-blind)

#00D6CB

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d3ba;
/* rgb */ color: rgb(81, 211, 186);
/* oklch */ color: oklch(78.8% 0.120 178.0);

Tailwind

colors: {
  custom: {
    50: '#8fe1ce',
    500: '#51d3ba',
    950: '#000000',
  },
}

SCSS

$custom: #51d3ba;
$custom-light: #8fe1ce;
$custom-dark: #000000;

JSON

{
  "hex": "#51d3ba",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 186
  },
  "hsl": {
    "h": 168.462,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.78848,
    "c": 0.11957,
    "h": 178
  },
  "luminance": 0.51883
}

Semantic roles & 50–950 ramp

primary

#51D3BA

secondary

#8E3A4A

accent

#4563E3

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1513

muted

#7F8483

Preview Lab

Preview with #51D3BA

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

Preview Lab → · Contrast checker → · Palette generator →