#51BC58#51BC58

#51BC58 is a light, vivid green. Relative luminance 0.384; OKLCH L 71.0% C 0.171 H 144.7°. Best body text is #000000 at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#51BC58
RGB	rgb(81, 188, 88)
HSL	hsl(124, 44%, 53%)
HSV	hsv(124, 57%, 74%)
CMYK	cmyk(56.9%, 0%, 53.2%, 26.3%)
CIE-LAB	lab(68.33, -51.29, 41.13)
CIE-LCH	lch(68.33, 65.74, 141.27°)
OKLab	oklab(70.97% -0.1391 0.0986)
OKLCH	oklch(70.97% 0.171 144.7)
XYZ	xyz(23.1367, 38.4183, 15.4269)
Luminance	0.3842 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BC58 #BC51B5

analogous

#80BC51 #51BC58 #51BC8D

triadic

#51BC58 #5851BC #BC5851

tetradic

#51BC58 #5180BC #BC51B5 #BC8D51

square

#51BC58 #5180BC #BC51B5 #BC8D51

split-complementary

#51BC58 #8D51BC #BC5180

monochromatic

#296A2D #3A9640 #51BC58 #7DCD82 #A9DEAD

Accessibility & contrast

On white

2.42

#51BC58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.68

#51BC58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BC58

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BC58	#FFFFFF	#000000	##000000
##51BC58	1.00	2.42	8.68	8.68
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.68	21.00	1.00	1.00
##000000	8.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAC4F

Deuteranopia (green-blind)

#B1A35F

Tritanopia (blue-blind)

#3DB7A5

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #51bc58;
/* rgb */ color: rgb(81, 188, 88);
/* oklch */ color: oklch(71.0% 0.171 144.7);

Tailwind

colors: {
  custom: {
    50: '#8cd189',
    500: '#51bc58',
    950: '#000000',
  },
}

SCSS

$custom: #51bc58;
$custom-light: #8cd189;
$custom-dark: #000000;

JSON

{
  "hex": "#51bc58",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 88
  },
  "hsl": {
    "h": 123.925,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.70967,
    "c": 0.1705,
    "h": 144.7
  },
  "luminance": 0.3842
}

Semantic roles & 50–950 ramp

primary

#51BC58

secondary

#CC9DC9

accent

#54CCD4

background

#F9FCF8

surface

#F1F9F0

border

#CBD2CB

text

#0D140C

muted

#7E827D

Preview Lab

Preview with #51BC58

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

Preview Lab → · Contrast checker → · Palette generator →