#518B22#518B22

#518B22 is a mid, vivid yellow-green. Relative luminance 0.203; OKLCH L 57.6% C 0.148 H 134.4°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#518B22
RGB	rgb(81, 139, 34)
HSL	hsl(93, 61%, 34%)
HSV	hsv(93, 76%, 55%)
CMYK	cmyk(41.7%, 0%, 75.5%, 45.5%)
CIE-LAB	lab(52.21, -36.95, 47.16)
CIE-LCH	lch(52.21, 59.91, 128.08°)
OKLab	oklab(57.56% -0.1035 0.1058)
OKLCH	oklch(57.56% 0.148 134.4)
XYZ	xyz(12.9144, 20.3294, 4.7566)
Luminance	0.2033 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518B22 #5C228B

analogous

#868B22 #518B22 #228B28

triadic

#518B22 #22518B #8B2251

tetradic

#518B22 #22868B #5C228B #8B2822

square

#518B22 #22868B #5C228B #8B2822

split-complementary

#518B22 #28228B #8B2286

monochromatic

#18290A #345A16 #518B22 #6EBC2E #8DD553

Accessibility & contrast

On white

4.15

#518B22 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#518B22 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518B22

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518B22	#FFFFFF	#000000	##000000
##518B22	1.00	4.15	5.07	5.07
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F0D

Deuteranopia (green-blind)

#897B2C

Tritanopia (blue-blind)

#508577

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #518b22;
/* rgb */ color: rgb(81, 139, 34);
/* oklch */ color: oklch(57.6% 0.148 134.4);

Tailwind

colors: {
  custom: {
    50: '#87ad65',
    500: '#518b22',
    950: '#000000',
  },
}

SCSS

$custom: #518b22;
$custom-light: #87ad65;
$custom-dark: #000000;

JSON

{
  "hex": "#518b22",
  "rgb": {
    "r": 81,
    "g": 139,
    "b": 34
  },
  "hsl": {
    "h": 93.143,
    "s": 60.694,
    "l": 33.922
  },
  "oklch": {
    "l": 0.57562,
    "c": 0.14798,
    "h": 134.4
  },
  "luminance": 0.2033
}

Semantic roles & 50–950 ramp

primary

#518B22

secondary

#8A50B8

accent

#44E49C

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #518B22

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

Preview Lab → · Contrast checker → · Palette generator →