#51BD38#51BD38

#51BD38 is a light, vivid green. Relative luminance 0.384; OKLCH L 70.9% C 0.197 H 140.2°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#51BD38
RGB	rgb(81, 189, 56)
HSL	hsl(109, 54%, 48%)
HSV	hsv(109, 70%, 74%)
CMYK	cmyk(57.1%, 0%, 70.4%, 25.9%)
CIE-LAB	lab(68.33, -55.11, 55.22)
CIE-LCH	lch(68.33, 78.02, 134.94°)
OKLab	oklab(70.87% -0.1511 0.1257)
OKLCH	oklch(70.87% 0.197 140.2)
XYZ	xyz(22.3037, 38.4281, 9.9826)
Luminance	0.3843 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BD38 #A438BD

analogous

#93BD38 #51BD38 #38BD61

triadic

#51BD38 #3851BD #BD3851

tetradic

#51BD38 #3893BD #A438BD #BD6138

square

#51BD38 #3893BD #A438BD #BD6138

split-complementary

#51BD38 #6138BD #BD3893

monochromatic

#295F1C #3D8E2A #51BD38 #77D062 #A0DE91

Accessibility & contrast

On white

2.42

#51BD38 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#51BD38 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BD38

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BD38	#FFFFFF	#000000	##000000
##51BD38	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AC23

Deuteranopia (green-blind)

#B4A345

Tritanopia (blue-blind)

#44B7A3

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #51bd38;
/* rgb */ color: rgb(81, 189, 56);
/* oklch */ color: oklch(70.9% 0.197 140.2);

Tailwind

colors: {
  custom: {
    50: '#8dd276',
    500: '#51bd38',
    950: '#000000',
  },
}

SCSS

$custom: #51bd38;
$custom-light: #8dd276;
$custom-dark: #000000;

JSON

{
  "hex": "#51bd38",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 56
  },
  "hsl": {
    "h": 108.722,
    "s": 54.286,
    "l": 48.039
  },
  "oklch": {
    "l": 0.70874,
    "c": 0.19655,
    "h": 140.2
  },
  "luminance": 0.3843
}

Semantic roles & 50–950 ramp

primary

#51BD38

secondary

#BD87C9

accent

#4ADEC2

background

#F9FDF7

surface

#F1FAED

border

#CBD3C8

text

#0D1409

muted

#7E837B

Preview Lab

Preview with #51BD38

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

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