#51AF28#51AF28

#51AF28 is a light, vivid green. Relative luminance 0.326; OKLCH L 67.1% C 0.189 H 138.3°. Best body text is #000000 at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#51AF28
RGB	rgb(81, 175, 40)
HSL	hsl(102, 63%, 42%)
HSV	hsv(102, 77%, 69%)
CMYK	cmyk(53.7%, 0%, 77.1%, 31.4%)
CIE-LAB	lab(63.80, -51.09, 56.40)
CIE-LCH	lch(63.80, 76.10, 132.17°)
OKLab	oklab(67.1% -0.1412 0.126)
OKLCH	oklch(67.1% 0.189 138.3)
XYZ	xyz(19.1056, 32.5610, 7.2852)
Luminance	0.3256 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AF28 #8628AF

analogous

#95AF28 #51AF28 #28AF43

triadic

#51AF28 #2851AF #AF2851

tetradic

#51AF28 #2895AF #8628AF #AF4328

square

#51AF28 #2895AF #8628AF #AF4328

split-complementary

#51AF28 #4328AF #AF2895

monochromatic

#234B11 #3A7D1D #51AF28 #6DD441 #93DF73

Accessibility & contrast

On white

2.80

#51AF28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.51

#51AF28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AF28

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AF28	#FFFFFF	#000000	##000000
##51AF28	1.00	2.80	7.51	7.51
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.51	21.00	1.00	1.00
##000000	7.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B59F05

Deuteranopia (green-blind)

#A99837

Tritanopia (blue-blind)

#49A996

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #51af28;
/* rgb */ color: rgb(81, 175, 40);
/* oklch */ color: oklch(67.1% 0.189 138.3);

Tailwind

colors: {
  custom: {
    50: '#8cc86c',
    500: '#51af28',
    950: '#000000',
  },
}

SCSS

$custom: #51af28;
$custom-light: #8cc86c;
$custom-dark: #000000;

JSON

{
  "hex": "#51af28",
  "rgb": {
    "r": 81,
    "g": 175,
    "b": 40
  },
  "hsl": {
    "h": 101.778,
    "s": 62.791,
    "l": 42.157
  },
  "oklch": {
    "l": 0.67104,
    "c": 0.18922,
    "h": 138.3
  },
  "luminance": 0.32562
}

Semantic roles & 50–950 ramp

primary

#51AF28

secondary

#AB6DC6

accent

#42E6B4

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #51AF28

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

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