#51D83B#51D83B

#51D83B is a light, highly saturated green. Relative luminance 0.512; OKLCH L 77.9% C 0.226 H 141.1°. Best body text is #000000 at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#51D83B
RGB	rgb(81, 216, 59)
HSL	hsl(112, 67%, 54%)
HSV	hsv(112, 73%, 85%)
CMYK	cmyk(62.5%, 0%, 72.7%, 15.3%)
CIE-LAB	lab(76.78, -64.35, 62.77)
CIE-LCH	lch(76.78, 89.89, 135.71°)
OKLab	oklab(77.86% -0.1759 0.1419)
OKLCH	oklch(77.86% 0.226 141.1)
XYZ	xyz(28.7372, 51.1740, 12.5000)
Luminance	0.5118 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D83B #C23BD8

analogous

#A0D83B #51D83B #3BD874

triadic

#51D83B #3B51D8 #D83B51

tetradic

#51D83B #3BA0D8 #C23BD8 #D8743B

square

#51D83B #3BA0D8 #C23BD8 #D8743B

split-complementary

#51D83B #743BD8 #D83BA0

monochromatic

#287F19 #37B223 #51D83B #7EE26E #ACECA1

Accessibility & contrast

On white

1.87

#51D83B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.24

#51D83B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D83B

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D83B	#FFFFFF	#000000	##000000
##51D83B	1.00	1.87	11.24	11.24
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.24	21.00	1.00	1.00
##000000	11.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC41E

Deuteranopia (green-blind)

#CDB94B

Tritanopia (blue-blind)

#3AD1BA

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51d83b;
/* rgb */ color: rgb(81, 216, 59);
/* oklch */ color: oklch(77.9% 0.226 141.1);

Tailwind

colors: {
  custom: {
    50: '#92e57b',
    500: '#51d83b',
    950: '#000000',
  },
}

SCSS

$custom: #51d83b;
$custom-light: #92e57b;
$custom-dark: #000000;

JSON

{
  "hex": "#51d83b",
  "rgb": {
    "r": 81,
    "g": 216,
    "b": 59
  },
  "hsl": {
    "h": 111.592,
    "s": 66.809,
    "l": 53.922
  },
  "oklch": {
    "l": 0.77863,
    "c": 0.22596,
    "h": 141.1
  },
  "luminance": 0.51177
}

Semantic roles & 50–950 ramp

primary

#51D83B

secondary

#7A3186

accent

#3EEAD2

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0E160A

muted

#7F847D

Preview Lab

Preview with #51D83B

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

Preview Lab → · Contrast checker → · Palette generator →