#51C82E#51C82E

#51C82E is a light, highly saturated green. Relative luminance 0.433; OKLCH L 73.7% C 0.215 H 139.8°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#51C82E
RGB	rgb(81, 200, 46)
HSL	hsl(106, 63%, 48%)
HSV	hsv(106, 77%, 78%)
CMYK	cmyk(59.5%, 0%, 77%, 21.6%)
CIE-LAB	lab(71.73, -59.75, 62.11)
CIE-LCH	lch(71.73, 86.19, 133.89°)
OKLab	oklab(73.66% -0.1642 0.1388)
OKLCH	oklch(73.66% 0.215 139.8)
XYZ	xyz(24.5397, 43.2529, 9.6397)
Luminance	0.4325 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C82E #A52EC8

analogous

#9EC82E #51C82E #2EC858

triadic

#51C82E #2E51C8 #C82E51

tetradic

#51C82E #2E9EC8 #A52EC8 #C8582E

square

#51C82E #2E9EC8 #A52EC8 #C8582E

split-complementary

#51C82E #582EC8 #C82E9E

monochromatic

#296417 #3D9623 #51C82E #77D95A #A0E58C

Accessibility & contrast

On white

2.18

#51C82E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.65

#51C82E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C82E

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C82E	#FFFFFF	#000000	##000000
##51C82E	1.00	2.18	9.65	9.65
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.65	21.00	1.00	1.00
##000000	9.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB602

Deuteranopia (green-blind)

#BFAC3F

Tritanopia (blue-blind)

#42C1AB

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #51c82e;
/* rgb */ color: rgb(81, 200, 46);
/* oklch */ color: oklch(73.7% 0.215 139.8);

Tailwind

colors: {
  custom: {
    50: '#8fda72',
    500: '#51c82e',
    950: '#000000',
  },
}

SCSS

$custom: #51c82e;
$custom-light: #8fda72;
$custom-dark: #000000;

JSON

{
  "hex": "#51c82e",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 46
  },
  "hsl": {
    "h": 106.364,
    "s": 62.602,
    "l": 48.235
  },
  "oklch": {
    "l": 0.73655,
    "c": 0.21495,
    "h": 139.8
  },
  "luminance": 0.43255
}

Semantic roles & 50–950 ramp

primary

#51C82E

secondary

#BD83CF

accent

#42E6C0

background

#F9FDF7

surface

#F2FBED

border

#CCD4C8

text

#0E1509

muted

#7E837B

Preview Lab

Preview with #51C82E

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

Preview Lab → · Contrast checker → · Palette generator →