#528C18#528C18

#528C18 is a mid, vivid yellow-green. Relative luminance 0.206; OKLCH L 57.8% C 0.154 H 133.5°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#528C18
RGB	rgb(82, 140, 24)
HSL	hsl(90, 71%, 32%)
HSV	hsv(90, 83%, 55%)
CMYK	cmyk(41.4%, 0%, 82.9%, 45.1%)
CIE-LAB	lab(52.53, -37.61, 50.80)
CIE-LCH	lch(52.53, 63.21, 126.51°)
OKLab	oklab(57.82% -0.106 0.1118)
OKLCH	oklch(57.82% 0.154 133.5)
XYZ	xyz(13.0224, 20.6153, 4.1570)
Luminance	0.2062 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528C18 #52188C

analogous

#8C8C18 #528C18 #188C18

triadic

#528C18 #18528C #8C1852

tetradic

#528C18 #188C8C #52188C #8C1818

square

#528C18 #188C8C #52188C #8C1818

split-complementary

#528C18 #18188C #8C188C

monochromatic

#152406 #33580F #528C18 #71C021 #8FDE40

Accessibility & contrast

On white

4.10

#528C18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#528C18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528C18

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528C18	#FFFFFF	#000000	##000000
##528C18	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928000

Deuteranopia (green-blind)

#8A7C26

Tritanopia (blue-blind)

#528677

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #528c18;
/* rgb */ color: rgb(82, 140, 24);
/* oklch */ color: oklch(57.8% 0.154 133.5);

Tailwind

colors: {
  custom: {
    50: '#88ae60',
    500: '#528c18',
    950: '#000000',
  },
}

SCSS

$custom: #528c18;
$custom-light: #88ae60;
$custom-dark: #000000;

JSON

{
  "hex": "#528c18",
  "rgb": {
    "r": 82,
    "g": 140,
    "b": 24
  },
  "hsl": {
    "h": 90,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.57818,
    "c": 0.15407,
    "h": 133.5
  },
  "luminance": 0.20616
}

Semantic roles & 50–950 ramp

primary

#528C18

secondary

#8041BF

accent

#3AED94

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #528C18

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

Preview Lab → · Contrast checker → · Palette generator →