#51BD36#51BD36

#51BD36 is a light, vivid green. Relative luminance 0.384; OKLCH L 70.9% C 0.198 H 140.1°. Best body text is #000000 at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#51BD36
RGB	rgb(81, 189, 54)
HSL	hsl(108, 56%, 48%)
HSV	hsv(108, 71%, 74%)
CMYK	cmyk(57.1%, 0%, 71.4%, 25.9%)
CIE-LAB	lab(68.32, -55.27, 55.96)
CIE-LCH	lch(68.32, 78.66, 134.64°)
OKLab	oklab(70.86% -0.1516 0.127)
OKLCH	oklch(70.86% 0.198 140.1)
XYZ	xyz(22.2558, 38.4089, 9.7302)
Luminance	0.3841 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BD36 #A236BD

analogous

#95BD36 #51BD36 #36BD5E

triadic

#51BD36 #3651BD #BD3651

tetradic

#51BD36 #3695BD #A236BD #BD5E36

square

#51BD36 #3695BD #A236BD #BD5E36

split-complementary

#51BD36 #5E36BD #BD3695

monochromatic

#285E1B #3D8D28 #51BD36 #76D15F #9FDF8F

Accessibility & contrast

On white

2.42

#51BD36 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.68

#51BD36 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BD36

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BD36	#FFFFFF	#000000	##000000
##51BD36	1.00	2.42	8.68	8.68
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.68	21.00	1.00	1.00
##000000	8.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AC1F

Deuteranopia (green-blind)

#B5A343

Tritanopia (blue-blind)

#44B7A2

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #51bd36;
/* rgb */ color: rgb(81, 189, 54);
/* oklch */ color: oklch(70.9% 0.198 140.1);

Tailwind

colors: {
  custom: {
    50: '#8dd275',
    500: '#51bd36',
    950: '#000000',
  },
}

SCSS

$custom: #51bd36;
$custom-light: #8dd275;
$custom-dark: #000000;

JSON

{
  "hex": "#51bd36",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 54
  },
  "hsl": {
    "h": 108,
    "s": 55.556,
    "l": 47.647
  },
  "oklch": {
    "l": 0.70858,
    "c": 0.1978,
    "h": 140.1
  },
  "luminance": 0.38411
}

Semantic roles & 50–950 ramp

primary

#51BD36

secondary

#BC85C9

accent

#49DFC1

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0D1409

muted

#7E837B

Preview Lab

Preview with #51BD36

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

Preview Lab → · Contrast checker → · Palette generator →