#51B92A#51B92A

#51B92A is a light, vivid green. Relative luminance 0.366; OKLCH L 69.7% C 0.200 H 138.9°. Best body text is #000000 at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#51B92A
RGB	rgb(81, 185, 42)
HSL	hsl(104, 63%, 45%)
HSV	hsv(104, 77%, 73%)
CMYK	cmyk(56.2%, 0%, 77.3%, 27.5%)
CIE-LAB	lab(66.99, -54.66, 58.82)
CIE-LCH	lch(66.99, 80.30, 132.90°)
OKLab	oklab(69.73% -0.1507 0.1313)
OKLCH	oklch(69.73% 0.2 138.9)
XYZ	xyz(21.1594, 36.6126, 8.1420)
Luminance	0.3661 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B92A #922AB9

analogous

#99B92A #51B92A #2AB94A

triadic

#51B92A #2A51B9 #B92A51

tetradic

#51B92A #2A99B9 #922AB9 #B94A2A

square

#51B92A #2A99B9 #922AB9 #B94A2A

split-complementary

#51B92A #4A2AB9 #B92A99

monochromatic

#255513 #3B871F #51B92A #70D64A #98E17C

Accessibility & contrast

On white

2.52

#51B92A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.32

#51B92A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B92A

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B92A	#FFFFFF	#000000	##000000
##51B92A	1.00	2.52	8.32	8.32
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.32	21.00	1.00	1.00
##000000	8.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA802

Deuteranopia (green-blind)

#B2A03A

Tritanopia (blue-blind)

#46B39E

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #51b92a;
/* rgb */ color: rgb(81, 185, 42);
/* oklch */ color: oklch(69.7% 0.200 138.9);

Tailwind

colors: {
  custom: {
    50: '#8dcf6f',
    500: '#51b92a',
    950: '#000000',
  },
}

SCSS

$custom: #51b92a;
$custom-light: #8dcf6f;
$custom-dark: #000000;

JSON

{
  "hex": "#51b92a",
  "rgb": {
    "r": 81,
    "g": 185,
    "b": 42
  },
  "hsl": {
    "h": 103.636,
    "s": 62.996,
    "l": 44.51
  },
  "oklch": {
    "l": 0.69732,
    "c": 0.19988,
    "h": 138.9
  },
  "luminance": 0.36614
}

Semantic roles & 50–950 ramp

primary

#51B92A

secondary

#B375CA

accent

#42E6B9

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0D1408

muted

#7E827B

Preview Lab

Preview with #51B92A

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

Preview Lab → · Contrast checker → · Palette generator →