#51BB44#51BB44

#51BB44 is a light, vivid green. Relative luminance 0.377; OKLCH L 70.5% C 0.186 H 141.5°. Best body text is #000000 at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#51BB44
RGB	rgb(81, 187, 68)
HSL	hsl(113, 47%, 50%)
HSV	hsv(113, 64%, 73%)
CMYK	cmyk(56.7%, 0%, 63.6%, 26.7%)
CIE-LAB	lab(67.80, -53.27, 49.74)
CIE-LCH	lch(67.80, 72.88, 136.96°)
OKLab	oklab(70.47% -0.1454 0.1156)
OKLCH	oklch(70.47% 0.186 141.5)
XYZ	xyz(22.2060, 37.7054, 11.5754)
Luminance	0.3771 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BB44 #AE44BB

analogous

#8DBB44 #51BB44 #44BB72

triadic

#51BB44 #4451BB #BB4451

tetradic

#51BB44 #448DBB #AE44BB #BB7244

square

#51BB44 #448DBB #AE44BB #BB7244

split-complementary

#51BB44 #7244BB #BB448D

monochromatic

#2A6123 #3E8E34 #51BB44 #7BCB71 #A5DC9E

Accessibility & contrast

On white

2.46

#51BB44 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.54

#51BB44 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BB44

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BB44	#FFFFFF	#000000	##000000
##51BB44	1.00	2.46	8.54	8.54
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.54	21.00	1.00	1.00
##000000	8.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAB36

Deuteranopia (green-blind)

#B2A24E

Tritanopia (blue-blind)

#42B5A2

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #51bb44;
/* rgb */ color: rgb(81, 187, 68);
/* oklch */ color: oklch(70.5% 0.186 141.5);

Tailwind

colors: {
  custom: {
    50: '#8cd07d',
    500: '#51bb44',
    950: '#000000',
  },
}

SCSS

$custom: #51bb44;
$custom-light: #8cd07d;
$custom-dark: #000000;

JSON

{
  "hex": "#51bb44",
  "rgb": {
    "r": 81,
    "g": 187,
    "b": 68
  },
  "hsl": {
    "h": 113.445,
    "s": 46.667,
    "l": 50
  },
  "oklch": {
    "l": 0.70466,
    "c": 0.18574,
    "h": 141.5
  },
  "luminance": 0.37707
}

Semantic roles & 50–950 ramp

primary

#51BB44

secondary

#C293C8

accent

#51D6C8

background

#F9FCF7

surface

#F1F9EE

border

#CBD2C9

text

#0D140A

muted

#7E827C

Preview Lab

Preview with #51BB44

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

Preview Lab → · Contrast checker → · Palette generator →