#518F28#518F28

#518F28 is a mid, vivid yellow-green. Relative luminance 0.215; OKLCH L 58.7% C 0.149 H 135.5°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#518F28
RGB	rgb(81, 143, 40)
HSL	hsl(96, 56%, 36%)
HSV	hsv(96, 72%, 56%)
CMYK	cmyk(43.4%, 0%, 72%, 43.9%)
CIE-LAB	lab(53.54, -38.24, 46.20)
CIE-LCH	lch(53.54, 59.97, 129.62°)
OKLab	oklab(58.67% -0.1065 0.1047)
OKLCH	oklch(58.67% 0.149 135.5)
XYZ	xyz(13.5985, 21.5467, 5.4495)
Luminance	0.2155 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518F28 #66288F

analogous

#848F28 #518F28 #288F33

triadic

#518F28 #28518F #8F2851

tetradic

#518F28 #28848F #66288F #8F3328

square

#518F28 #28848F #66288F #8F3328

split-complementary

#518F28 #33288F #8F2884

monochromatic

#1B2F0D #365F1B #518F28 #6CBF35 #8DD25F

Accessibility & contrast

On white

3.96

#518F28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#518F28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518F28

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518F28	#FFFFFF	#000000	##000000
##518F28	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948317

Deuteranopia (green-blind)

#8C7E32

Tritanopia (blue-blind)

#4F8A7B

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #518f28;
/* rgb */ color: rgb(81, 143, 40);
/* oklch */ color: oklch(58.7% 0.149 135.5);

Tailwind

colors: {
  custom: {
    50: '#87b068',
    500: '#518f28',
    950: '#000000',
  },
}

SCSS

$custom: #518f28;
$custom-light: #87b068;
$custom-dark: #000000;

JSON

{
  "hex": "#518f28",
  "rgb": {
    "r": 81,
    "g": 143,
    "b": 40
  },
  "hsl": {
    "h": 96.117,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.58669,
    "c": 0.14934,
    "h": 135.5
  },
  "luminance": 0.21547
}

Semantic roles & 50–950 ramp

primary

#518F28

secondary

#935BB8

accent

#48E0A3

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #518F28

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

Preview Lab → · Contrast checker → · Palette generator →