#51B324#51B324

#51B324 is a light, vivid green. Relative luminance 0.341; OKLCH L 68.1% C 0.196 H 138.2°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#51B324
RGB	rgb(81, 179, 36)
HSL	hsl(101, 67%, 42%)
HSV	hsv(101, 80%, 70%)
CMYK	cmyk(54.7%, 0%, 79.9%, 29.8%)
CIE-LAB	lab(65.05, -52.81, 58.84)
CIE-LCH	lch(65.05, 79.07, 131.91°)
OKLab	oklab(68.13% -0.1461 0.1305)
OKLCH	oklch(68.13% 0.196 138.2)
XYZ	xyz(19.8312, 34.1153, 7.2086)
Luminance	0.3412 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B324 #8624B3

analogous

#99B324 #51B324 #24B33F

triadic

#51B324 #2451B3 #B32451

tetradic

#51B324 #2499B3 #8624B3 #B33F24

square

#51B324 #2499B3 #8624B3 #B33F24

split-complementary

#51B324 #3F24B3 #B32499

monochromatic

#234D10 #3A801A #51B324 #6DD83C #93E26F

Accessibility & contrast

On white

2.68

#51B324 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#51B324 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B324

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B324	#FFFFFF	#000000	##000000
##51B324	1.00	2.68	7.82	7.82
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.82	21.00	1.00	1.00
##000000	7.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A300

Deuteranopia (green-blind)

#AC9B35

Tritanopia (blue-blind)

#48AD99

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #51b324;
/* rgb */ color: rgb(81, 179, 36);
/* oklch */ color: oklch(68.1% 0.196 138.2);

Tailwind

colors: {
  custom: {
    50: '#8cca6b',
    500: '#51b324',
    950: '#000000',
  },
}

SCSS

$custom: #51b324;
$custom-light: #8cca6b;
$custom-dark: #000000;

JSON

{
  "hex": "#51b324",
  "rgb": {
    "r": 81,
    "g": 179,
    "b": 36
  },
  "hsl": {
    "h": 101.119,
    "s": 66.512,
    "l": 42.157
  },
  "oklch": {
    "l": 0.68128,
    "c": 0.19587,
    "h": 138.2
  },
  "luminance": 0.34117
}

Semantic roles & 50–950 ramp

primary

#51B324

secondary

#AB6AC9

accent

#3EE9B4

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #51B324

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

Preview Lab → · Contrast checker → · Palette generator →