#51B338#51B338

#51B338 is a light, vivid green. Relative luminance 0.343; OKLCH L 68.3% C 0.184 H 139.9°. Best body text is #000000 at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#51B338
RGB	rgb(81, 179, 56)
HSL	hsl(108, 52%, 46%)
HSV	hsv(108, 69%, 70%)
CMYK	cmyk(54.7%, 0%, 68.7%, 29.8%)
CIE-LAB	lab(65.18, -51.40, 51.92)
CIE-LCH	lch(65.18, 73.05, 134.71°)
OKLab	oklab(68.27% -0.141 0.1188)
OKLCH	oklch(68.27% 0.184 139.9)
XYZ	xyz(20.2264, 34.2734, 9.2902)
Luminance	0.3427 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B338 #9A38B3

analogous

#8EB338 #51B338 #38B35C

triadic

#51B338 #3851B3 #B33851

tetradic

#51B338 #388EB3 #9A38B3 #B35C38

square

#51B338 #388EB3 #9A38B3 #B35C38

split-complementary

#51B338 #5C38B3 #B3388E

monochromatic

#27561B #3C8429 #51B338 #73CC5C #9BDB8B

Accessibility & contrast

On white

2.67

#51B338 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.86

#51B338 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B338

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B338	#FFFFFF	#000000	##000000
##51B338	1.00	2.67	7.86	7.86
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.86	21.00	1.00	1.00
##000000	7.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A326

Deuteranopia (green-blind)

#AB9B43

Tritanopia (blue-blind)

#46AD9A

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #51b338;
/* rgb */ color: rgb(81, 179, 56);
/* oklch */ color: oklch(68.3% 0.184 139.9);

Tailwind

colors: {
  custom: {
    50: '#8bca75',
    500: '#51b338',
    950: '#000000',
  },
}

SCSS

$custom: #51b338;
$custom-light: #8bca75;
$custom-dark: #000000;

JSON

{
  "hex": "#51b338",
  "rgb": {
    "r": 81,
    "g": 179,
    "b": 56
  },
  "hsl": {
    "h": 107.805,
    "s": 52.34,
    "l": 46.078
  },
  "oklch": {
    "l": 0.68271,
    "c": 0.18439,
    "h": 139.9
  },
  "luminance": 0.34275
}

Semantic roles & 50–950 ramp

primary

#51B338

secondary

#B782C5

accent

#4CDCBF

background

#F9FCF7

surface

#F1F8ED

border

#CBD1C8

text

#0D1309

muted

#7E827B

Preview Lab

Preview with #51B338

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

Preview Lab → · Contrast checker → · Palette generator →