#51B62A#51B62A

#51B62A is a light, vivid green. Relative luminance 0.354; OKLCH L 68.9% C 0.196 H 138.8°. Best body text is #000000 at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#51B62A
RGB	rgb(81, 182, 42)
HSL	hsl(103, 63%, 44%)
HSV	hsv(103, 77%, 71%)
CMYK	cmyk(55.5%, 0%, 76.9%, 28.6%)
CIE-LAB	lab(66.04, -53.56, 57.90)
CIE-LCH	lch(66.04, 78.88, 132.77°)
OKLab	oklab(68.95% -0.1477 0.1294)
OKLCH	oklch(68.95% 0.196 138.8)
XYZ	xyz(20.5384, 35.3707, 7.9350)
Luminance	0.3537 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B62A #8F2AB6

analogous

#97B62A #51B62A #2AB649

triadic

#51B62A #2A51B6 #B62A51

tetradic

#51B62A #2A97B6 #8F2AB6 #B6492A

square

#51B62A #2A97B6 #8F2AB6 #B6492A

split-complementary

#51B62A #492AB6 #B62A97

monochromatic

#255313 #3B841F #51B62A #6FD548 #97E07A

Accessibility & contrast

On white

2.60

#51B62A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.07

#51B62A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B62A

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B62A	#FFFFFF	#000000	##000000
##51B62A	1.00	2.60	8.07	8.07
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.07	21.00	1.00	1.00
##000000	8.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA605

Deuteranopia (green-blind)

#AF9D39

Tritanopia (blue-blind)

#47B09C

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #51b62a;
/* rgb */ color: rgb(81, 182, 42);
/* oklch */ color: oklch(68.9% 0.196 138.8);

Tailwind

colors: {
  custom: {
    50: '#8dcd6e',
    500: '#51b62a',
    950: '#000000',
  },
}

SCSS

$custom: #51b62a;
$custom-light: #8dcd6e;
$custom-dark: #000000;

JSON

{
  "hex": "#51b62a",
  "rgb": {
    "r": 81,
    "g": 182,
    "b": 42
  },
  "hsl": {
    "h": 103.286,
    "s": 62.5,
    "l": 43.922
  },
  "oklch": {
    "l": 0.68948,
    "c": 0.1964,
    "h": 138.8
  },
  "luminance": 0.35372
}

Semantic roles & 50–950 ramp

primary

#51B62A

secondary

#B173C8

accent

#42E6B8

background

#F9FCF7

surface

#F1F9ED

border

#CBD2C8

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #51B62A

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

Preview Lab → · Contrast checker → · Palette generator →