#51BB24#51BB24

#51BB24 is a light, highly saturated green. Relative luminance 0.374; OKLCH L 70.2% C 0.205 H 138.6°. Best body text is #000000 at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#51BB24
RGB	rgb(81, 187, 36)
HSL	hsl(102, 68%, 44%)
HSV	hsv(102, 81%, 73%)
CMYK	cmyk(56.7%, 0%, 80.7%, 26.7%)
CIE-LAB	lab(67.59, -55.73, 61.20)
CIE-LCH	lch(67.59, 82.77, 132.32°)
OKLab	oklab(70.22% -0.1539 0.1354)
OKLCH	oklch(70.22% 0.205 138.6)
XYZ	xyz(21.4813, 37.4155, 7.7587)
Luminance	0.3742 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BB24 #8E24BB

analogous

#9CBB24 #51BB24 #24BB42

triadic

#51BB24 #2451BB #BB2451

tetradic

#51BB24 #249CBB #8E24BB #BB4224

square

#51BB24 #249CBB #8E24BB #BB4224

split-complementary

#51BB24 #4224BB #BB249C

monochromatic

#255410 #3B881A #51BB24 #6FDB42 #96E475

Accessibility & contrast

On white

2.48

#51BB24 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.48

#51BB24 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BB24

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BB24	#FFFFFF	#000000	##000000
##51BB24	1.00	2.48	8.48	8.48
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.48	21.00	1.00	1.00
##000000	8.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#B4A136

Tritanopia (blue-blind)

#46B4A0

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #51bb24;
/* rgb */ color: rgb(81, 187, 36);
/* oklch */ color: oklch(70.2% 0.205 138.6);

Tailwind

colors: {
  custom: {
    50: '#8ed06c',
    500: '#51bb24',
    950: '#000000',
  },
}

SCSS

$custom: #51bb24;
$custom-light: #8ed06c;
$custom-dark: #000000;

JSON

{
  "hex": "#51bb24",
  "rgb": {
    "r": 81,
    "g": 187,
    "b": 36
  },
  "hsl": {
    "h": 102.119,
    "s": 67.713,
    "l": 43.725
  },
  "oklch": {
    "l": 0.70219,
    "c": 0.205,
    "h": 138.6
  },
  "luminance": 0.37417
}

Semantic roles & 50–950 ramp

primary

#51BB24

secondary

#B06FCC

accent

#3DEBB7

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0D1408

muted

#7E827B

Preview Lab

Preview with #51BB24

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

Preview Lab → · Contrast checker → · Palette generator →