#51DA7E#51DA7E

#51DA7E is a light, vivid green. Relative luminance 0.534; OKLCH L 79.2% C 0.176 H 151.0°. Best body text is #000000 at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#51DA7E
RGB	rgb(81, 218, 126)
HSL	hsl(140, 65%, 59%)
HSV	hsv(140, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 42.2%, 14.5%)
CIE-LAB	lab(78.11, -56.98, 34.56)
CIE-LCH	lch(78.11, 66.64, 148.76°)
OKLab	oklab(79.19% -0.1539 0.0854)
OKLCH	oklch(79.19% 0.176 151)
XYZ	xyz(32.2281, 53.3952, 28.3425)
Luminance	0.5340 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA7E #DA51AD

analogous

#68DA51 #51DA7E #51DAC2

triadic

#51DA7E #7E51DA #DA7E51

tetradic

#51DA7E #5168DA #DA51AD #DAC251

square

#51DA7E #5168DA #DA51AD #DAC251

split-complementary

#51DA7E #C251DA #DA5168

monochromatic

#1F9245 #2AC45C #51DA7E #83E5A3 #B6EFC9

Accessibility & contrast

On white

1.80

#51DA7E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.68

#51DA7E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA7E

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA7E	#FFFFFF	#000000	##000000
##51DA7E	1.00	1.80	11.68	11.68
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.68	21.00	1.00	1.00
##000000	11.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC977

Deuteranopia (green-blind)

#C9BC84

Tritanopia (blue-blind)

#1DD7C3

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51da7e;
/* rgb */ color: rgb(81, 218, 126);
/* oklch */ color: oklch(79.2% 0.176 151.0);

Tailwind

colors: {
  custom: {
    50: '#8fe6a4',
    500: '#51da7e',
    950: '#000000',
  },
}

SCSS

$custom: #51da7e;
$custom-light: #8fe6a4;
$custom-dark: #000000;

JSON

{
  "hex": "#51da7e",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 126
  },
  "hsl": {
    "h": 139.708,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.79185,
    "c": 0.17597,
    "h": 151
  },
  "luminance": 0.53398
}

Semantic roles & 50–950 ramp

primary

#51DA7E

secondary

#973978

accent

#40B1E8

background

#FCFEFC

surface

#F5FCF6

border

#CFD5D0

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51DA7E

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

Preview Lab → · Contrast checker → · Palette generator →