#51BE3A#51BE3A

#51BE3A is a light, vivid green. Relative luminance 0.389; OKLCH L 71.2% C 0.196 H 140.5°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#51BE3A
RGB	rgb(81, 190, 58)
HSL	hsl(110, 53%, 49%)
HSV	hsv(110, 69%, 75%)
CMYK	cmyk(57.4%, 0%, 69.5%, 25.5%)
CIE-LAB	lab(68.66, -55.31, 54.79)
CIE-LCH	lch(68.66, 77.86, 135.27°)
OKLab	oklab(71.15% -0.1515 0.1251)
OKLCH	oklch(71.15% 0.196 140.5)
XYZ	xyz(22.5695, 38.8798, 10.3174)
Luminance	0.3888 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BE3A #A73ABE

analogous

#93BE3A #51BE3A #3ABE65

triadic

#51BE3A #3A51BE #BE3A51

tetradic

#51BE3A #3A93BE #A73ABE #BE653A

square

#51BE3A #3A93BE #A73ABE #BE653A

split-complementary

#51BE3A #653ABE #BE3A93

monochromatic

#29601D #3D8F2C #51BE3A #78D065 #A1DE94

Accessibility & contrast

On white

2.39

#51BE3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#51BE3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BE3A

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BE3A	#FFFFFF	#000000	##000000
##51BE3A	1.00	2.39	8.78	8.78
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.78	21.00	1.00	1.00
##000000	8.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD26

Deuteranopia (green-blind)

#B5A447

Tritanopia (blue-blind)

#43B8A4

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #51be3a;
/* rgb */ color: rgb(81, 190, 58);
/* oklch */ color: oklch(71.2% 0.196 140.5);

Tailwind

colors: {
  custom: {
    50: '#8dd277',
    500: '#51be3a',
    950: '#000000',
  },
}

SCSS

$custom: #51be3a;
$custom-light: #8dd277;
$custom-dark: #000000;

JSON

{
  "hex": "#51be3a",
  "rgb": {
    "r": 81,
    "g": 190,
    "b": 58
  },
  "hsl": {
    "h": 109.545,
    "s": 53.226,
    "l": 48.627
  },
  "oklch": {
    "l": 0.7115,
    "c": 0.19646,
    "h": 140.5
  },
  "luminance": 0.38882
}

Semantic roles & 50–950 ramp

primary

#51BE3A

secondary

#BF8ACA

accent

#4BDDC3

background

#F9FDF7

surface

#F1FAEE

border

#CBD3C9

text

#0D1409

muted

#7E837B

Preview Lab

Preview with #51BE3A

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

Preview Lab → · Contrast checker → · Palette generator →