#51D99D#51D99D

#51D99D is a light, vivid teal. Relative luminance 0.538; OKLCH L 79.6% C 0.147 H 160.9°. Best body text is #000000 at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#51D99D
RGB	rgb(81, 217, 157)
HSL	hsl(154, 64%, 58%)
HSV	hsv(154, 63%, 85%)
CMYK	cmyk(62.7%, 0%, 27.6%, 14.9%)
CIE-LAB	lab(78.35, -50.74, 18.87)
CIE-LCH	lch(78.35, 54.13, 159.60°)
OKLab	oklab(79.56% -0.1389 0.0481)
OKLCH	oklch(79.56% 0.147 160.9)
XYZ	xyz(34.2887, 53.8058, 40.4703)
Luminance	0.5381 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D99D #D9518D

analogous

#51D959 #51D99D #51D1D9

triadic

#51D99D #9D51D9 #D99D51

tetradic

#51D99D #5951D9 #D9518D #D1D951

square

#51D99D #5951D9 #D9518D #D1D951

split-complementary

#51D99D #D951D1 #D95951

monochromatic

#1F905E #2AC27F #51D99D #83E4B9 #B5EFD6

Accessibility & contrast

On white

1.79

#51D99D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.76

#51D99D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D99D

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D99D	#FFFFFF	#000000	##000000
##51D99D	1.00	1.79	11.76	11.76
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.76	21.00	1.00	1.00
##000000	11.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6CA9A

Deuteranopia (green-blind)

#C4BCA1

Tritanopia (blue-blind)

#00D8C9

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51d99d;
/* rgb */ color: rgb(81, 217, 157);
/* oklch */ color: oklch(79.6% 0.147 160.9);

Tailwind

colors: {
  custom: {
    50: '#8fe5ba',
    500: '#51d99d',
    950: '#000000',
  },
}

SCSS

$custom: #51d99d;
$custom-light: #8fe5ba;
$custom-dark: #000000;

JSON

{
  "hex": "#51d99d",
  "rgb": {
    "r": 81,
    "g": 217,
    "b": 157
  },
  "hsl": {
    "h": 153.529,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.79561,
    "c": 0.14701,
    "h": 160.9
  },
  "luminance": 0.53809
}

Semantic roles & 50–950 ramp

primary

#51D99D

secondary

#953962

accent

#418AE7

background

#FCFEFD

surface

#F5FCF8

border

#CFD5D1

text

#0E1611

muted

#7F8481

Preview Lab

Preview with #51D99D

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

Preview Lab → · Contrast checker → · Palette generator →