#51B334#51B334

#51B334 is a light, vivid green. Relative luminance 0.342; OKLCH L 68.2% C 0.187 H 139.5°. Best body text is #000000 at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#51B334
RGB	rgb(81, 179, 52)
HSL	hsl(106, 55%, 45%)
HSV	hsv(106, 71%, 70%)
CMYK	cmyk(54.7%, 0%, 70.9%, 29.8%)
CIE-LAB	lab(65.15, -51.73, 53.46)
CIE-LCH	lch(65.15, 74.39, 134.06°)
OKLab	oklab(68.24% -0.1422 0.1215)
OKLCH	oklch(68.24% 0.187 139.5)
XYZ	xyz(20.1324, 34.2358, 8.7954)
Luminance	0.3424 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B334 #9634B3

analogous

#90B334 #51B334 #34B356

triadic

#51B334 #3451B3 #B33451

tetradic

#51B334 #3490B3 #9634B3 #B35634

square

#51B334 #3490B3 #9634B3 #B35634

split-complementary

#51B334 #5634B3 #B33490

monochromatic

#265418 #3C8426 #51B334 #72CE56 #99DC86

Accessibility & contrast

On white

2.68

#51B334 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.85

#51B334 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B334

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B334	#FFFFFF	#000000	##000000
##51B334	1.00	2.68	7.85	7.85
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.85	21.00	1.00	1.00
##000000	7.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A320

Deuteranopia (green-blind)

#AC9B40

Tritanopia (blue-blind)

#47AD9A

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #51b334;
/* rgb */ color: rgb(81, 179, 52);
/* oklch */ color: oklch(68.2% 0.187 139.5);

Tailwind

colors: {
  custom: {
    50: '#8cca73',
    500: '#51b334',
    950: '#000000',
  },
}

SCSS

$custom: #51b334;
$custom-light: #8cca73;
$custom-dark: #000000;

JSON

{
  "hex": "#51b334",
  "rgb": {
    "r": 81,
    "g": 179,
    "b": 52
  },
  "hsl": {
    "h": 106.299,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.68237,
    "c": 0.18704,
    "h": 139.5
  },
  "luminance": 0.34237
}

Semantic roles & 50–950 ramp

primary

#51B334

secondary

#B57DC5

accent

#49DEBC

background

#F9FCF7

surface

#F1F8ED

border

#CBD1C8

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #51B334

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

Preview Lab → · Contrast checker → · Palette generator →