#51BC4D#51BC4D

#51BC4D is a light, vivid green. Relative luminance 0.383; OKLCH L 70.8% C 0.180 H 142.8°. Best body text is #000000 at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#51BC4D
RGB	rgb(81, 188, 77)
HSL	hsl(118, 45%, 52%)
HSV	hsv(118, 59%, 74%)
CMYK	cmyk(56.9%, 0%, 59%, 26.3%)
CIE-LAB	lab(68.20, -52.66, 46.18)
CIE-LCH	lch(68.20, 70.04, 138.75°)
OKLab	oklab(70.83% -0.1433 0.1088)
OKLCH	oklch(70.83% 0.18 142.8)
XYZ	xyz(22.7149, 38.2496, 13.2056)
Luminance	0.3825 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BC4D #B84DBC

analogous

#89BC4D #51BC4D #4DBC81

triadic

#51BC4D #4D51BC #BC4D51

tetradic

#51BC4D #4D89BC #B84DBC #BC814D

square

#51BC4D #4D89BC #B84DBC #BC814D

split-complementary

#51BC4D #814DBC #BC4D89

monochromatic

#296827 #3B9438 #51BC4D #7CCD79 #A8DDA6

Accessibility & contrast

On white

2.43

#51BC4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.65

#51BC4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BC4D

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BC4D	#FFFFFF	#000000	##000000
##51BC4D	1.00	2.43	8.65	8.65
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.65	21.00	1.00	1.00
##000000	8.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AC41

Deuteranopia (green-blind)

#B2A356

Tritanopia (blue-blind)

#40B7A4

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #51bc4d;
/* rgb */ color: rgb(81, 188, 77);
/* oklch */ color: oklch(70.8% 0.180 142.8);

Tailwind

colors: {
  custom: {
    50: '#8cd182',
    500: '#51bc4d',
    950: '#000000',
  },
}

SCSS

$custom: #51bc4d;
$custom-light: #8cd182;
$custom-dark: #000000;

JSON

{
  "hex": "#51bc4d",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 77
  },
  "hsl": {
    "h": 117.838,
    "s": 45.306,
    "l": 51.961
  },
  "oklch": {
    "l": 0.70825,
    "c": 0.17992,
    "h": 142.8
  },
  "luminance": 0.38252
}

Semantic roles & 50–950 ramp

primary

#51BC4D

secondary

#C99ACB

accent

#53D5D0

background

#F9FCF8

surface

#F1F9EF

border

#CBD2CA

text

#0D140B

muted

#7E827C

Preview Lab

Preview with #51BC4D

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

Preview Lab → · Contrast checker → · Palette generator →