#518F2B#518F2B

#518F2B is a mid, vivid yellow-green. Relative luminance 0.216; OKLCH L 58.7% C 0.147 H 135.9°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#518F2B
RGB	rgb(81, 143, 43)
HSL	hsl(97, 54%, 36%)
HSV	hsv(97, 70%, 56%)
CMYK	cmyk(43.4%, 0%, 69.9%, 43.9%)
CIE-LAB	lab(53.57, -38.00, 45.00)
CIE-LCH	lch(53.57, 58.90, 130.18°)
OKLab	oklab(58.7% -0.1057 0.1026)
OKLCH	oklch(58.7% 0.147 135.9)
XYZ	xyz(13.6515, 21.5679, 5.7287)
Luminance	0.2157 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518F2B #692B8F

analogous

#838F2B #518F2B #2B8F37

triadic

#518F2B #2B518F #8F2B51

tetradic

#518F2B #2B838F #692B8F #8F372B

square

#518F2B #2B838F #692B8F #8F372B

split-complementary

#518F2B #372B8F #8F2B83

monochromatic

#1C310F #36601D #518F2B #6CBE39 #8DD064

Accessibility & contrast

On white

3.95

#518F2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#518F2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518F2B

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518F2B	#FFFFFF	#000000	##000000
##518F2B	1.00	3.95	5.31	5.31
#FFFFFF	3.95	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)

#94831C

Deuteranopia (green-blind)

#8C7E34

Tritanopia (blue-blind)

#4F8A7B

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #518f2b;
/* rgb */ color: rgb(81, 143, 43);
/* oklch */ color: oklch(58.7% 0.147 135.9);

Tailwind

colors: {
  custom: {
    50: '#87b06a',
    500: '#518f2b',
    950: '#000000',
  },
}

SCSS

$custom: #518f2b;
$custom-light: #87b06a;
$custom-dark: #000000;

JSON

{
  "hex": "#518f2b",
  "rgb": {
    "r": 81,
    "g": 143,
    "b": 43
  },
  "hsl": {
    "h": 97.2,
    "s": 53.763,
    "l": 36.471
  },
  "oklch": {
    "l": 0.58695,
    "c": 0.14725,
    "h": 135.9
  },
  "luminance": 0.21569
}

Semantic roles & 50–950 ramp

primary

#518F2B

secondary

#955FB7

accent

#4BDDA5

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1007

muted

#7D7F7A

Preview Lab

Preview with #518F2B

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

Preview Lab → · Contrast checker → · Palette generator →