#51BD2D#51BD2D

#51BD2D is a light, highly saturated green. Relative luminance 0.383; OKLCH L 70.8% C 0.203 H 139.3°. Best body text is #000000 at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#51BD2D
RGB	rgb(81, 189, 45)
HSL	hsl(105, 62%, 46%)
HSV	hsv(105, 76%, 74%)
CMYK	cmyk(57.1%, 0%, 76.2%, 25.9%)
CIE-LAB	lab(68.26, -55.92, 59.08)
CIE-LCH	lch(68.26, 81.35, 133.42°)
OKLab	oklab(70.79% -0.1539 0.1323)
OKLCH	oklch(70.79% 0.203 139.3)
XYZ	xyz(22.0637, 38.3321, 8.7183)
Luminance	0.3833 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BD2D #992DBD

analogous

#99BD2D #51BD2D #2DBD51

triadic

#51BD2D #2D51BD #BD2D51

tetradic

#51BD2D #2D99BD #992DBD #BD512D

square

#51BD2D #2D99BD #992DBD #BD512D

split-complementary

#51BD2D #512DBD #BD2D99

monochromatic

#275A15 #3C8C21 #51BD2D #73D652 #9BE183

Accessibility & contrast

On white

2.42

#51BD2D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.67

#51BD2D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BD2D

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BD2D	#FFFFFF	#000000	##000000
##51BD2D	1.00	2.42	8.67	8.67
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.67	21.00	1.00	1.00
##000000	8.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AC09

Deuteranopia (green-blind)

#B5A33D

Tritanopia (blue-blind)

#45B7A2

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #51bd2d;
/* rgb */ color: rgb(81, 189, 45);
/* oklch */ color: oklch(70.8% 0.203 139.3);

Tailwind

colors: {
  custom: {
    50: '#8ed270',
    500: '#51bd2d',
    950: '#000000',
  },
}

SCSS

$custom: #51bd2d;
$custom-light: #8ed270;
$custom-dark: #000000;

JSON

{
  "hex": "#51bd2d",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 45
  },
  "hsl": {
    "h": 105,
    "s": 61.538,
    "l": 45.882
  },
  "oklch": {
    "l": 0.70793,
    "c": 0.20294,
    "h": 139.3
  },
  "luminance": 0.38334
}

Semantic roles & 50–950 ramp

primary

#51BD2D

secondary

#B77BCB

accent

#43E5BC

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0D1408

muted

#7E837B

Preview Lab

Preview with #51BD2D

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

Preview Lab → · Contrast checker → · Palette generator →