#51BE3D#51BE3D

#51BE3D is a light, vivid green. Relative luminance 0.389; OKLCH L 71.2% C 0.194 H 140.8°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#51BE3D
RGB	rgb(81, 190, 61)
HSL	hsl(111, 51%, 49%)
HSV	hsv(111, 68%, 75%)
CMYK	cmyk(57.4%, 0%, 67.9%, 25.5%)
CIE-LAB	lab(68.69, -55.05, 53.63)
CIE-LCH	lch(68.69, 76.85, 135.75°)
OKLab	oklab(71.18% -0.1506 0.123)
OKLCH	oklch(71.18% 0.194 140.8)
XYZ	xyz(22.6480, 38.9112, 10.7311)
Luminance	0.3891 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BE3D #AA3DBE

analogous

#92BE3D #51BE3D #3DBE6A

triadic

#51BE3D #3D51BE #BE3D51

tetradic

#51BE3D #3D92BE #AA3DBE #BE6A3D

square

#51BE3D #3D92BE #AA3DBE #BE6A3D

split-complementary

#51BE3D #6A3DBE #BE3D92

monochromatic

#2A611F #3D902E #51BE3D #79CF69 #A2DE98

Accessibility & contrast

On white

2.39

#51BE3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#51BE3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BE3D

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BE3D	#FFFFFF	#000000	##000000
##51BE3D	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)

#C3AD2B

Deuteranopia (green-blind)

#B5A449

Tritanopia (blue-blind)

#43B8A4

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #51be3d;
/* rgb */ color: rgb(81, 190, 61);
/* oklch */ color: oklch(71.2% 0.194 140.8);

Tailwind

colors: {
  custom: {
    50: '#8dd279',
    500: '#51be3d',
    950: '#000000',
  },
}

SCSS

$custom: #51be3d;
$custom-light: #8dd279;
$custom-dark: #000000;

JSON

{
  "hex": "#51be3d",
  "rgb": {
    "r": 81,
    "g": 190,
    "b": 61
  },
  "hsl": {
    "h": 110.698,
    "s": 51.394,
    "l": 49.216
  },
  "oklch": {
    "l": 0.71176,
    "c": 0.19446,
    "h": 140.8
  },
  "luminance": 0.38913
}

Semantic roles & 50–950 ramp

primary

#51BE3D

secondary

#C08DC9

accent

#4DDBC5

background

#F9FDF7

surface

#F1FAEE

border

#CBD3C9

text

#0D1409

muted

#7E837B

Preview Lab

Preview with #51BE3D

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

Preview Lab → · Contrast checker → · Palette generator →