#51BD64#51BD64

#51BD64 is a light, vivid green. Relative luminance 0.391; OKLCH L 71.4% C 0.161 H 147.2°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#51BD64
RGB	rgb(81, 189, 100)
HSL	hsl(131, 45%, 53%)
HSV	hsv(131, 57%, 74%)
CMYK	cmyk(57.1%, 0%, 47.1%, 25.9%)
CIE-LAB	lab(68.80, -49.96, 35.76)
CIE-LCH	lch(68.80, 61.44, 144.41°)
OKLab	oklab(71.4% -0.1352 0.0872)
OKLCH	oklch(71.4% 0.161 147.2)
XYZ	xyz(23.8896, 39.0625, 18.3350)
Luminance	0.3906 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BD64 #BD51AA

analogous

#74BD51 #51BD64 #51BD9A

triadic

#51BD64 #6451BD #BD6451

tetradic

#51BD64 #5174BD #BD51AA #BD9A51

square

#51BD64 #5174BD #BD51AA #BD9A51

split-complementary

#51BD64 #9A51BD #BD5174

monochromatic

#296B34 #39974A #51BD64 #7DCE8C #AADFB3

Accessibility & contrast

On white

2.38

#51BD64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#51BD64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BD64

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BD64	#FFFFFF	#000000	##000000
##51BD64	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAE5D

Deuteranopia (green-blind)

#B1A46A

Tritanopia (blue-blind)

#39B9A8

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #51bd64;
/* rgb */ color: rgb(81, 189, 100);
/* oklch */ color: oklch(71.4% 0.161 147.2);

Tailwind

colors: {
  custom: {
    50: '#8bd291',
    500: '#51bd64',
    950: '#000000',
  },
}

SCSS

$custom: #51bd64;
$custom-light: #8bd291;
$custom-dark: #000000;

JSON

{
  "hex": "#51bd64",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 100
  },
  "hsl": {
    "h": 130.556,
    "s": 45,
    "l": 52.941
  },
  "oklch": {
    "l": 0.71403,
    "c": 0.1609,
    "h": 147.2
  },
  "luminance": 0.39065
}

Semantic roles & 50–950 ramp

primary

#51BD64

secondary

#CC9EC4

accent

#53BED5

background

#F9FDF9

surface

#F1FAF1

border

#CBD3CB

text

#0D140D

muted

#7E837E

Preview Lab

Preview with #51BD64

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

Preview Lab → · Contrast checker → · Palette generator →