#528C1B#528C1B

#528C1B is a mid, vivid yellow-green. Relative luminance 0.206; OKLCH L 57.8% C 0.153 H 133.7°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#528C1B
RGB	rgb(82, 140, 27)
HSL	hsl(91, 68%, 33%)
HSV	hsv(91, 81%, 55%)
CMYK	cmyk(41.4%, 0%, 80.7%, 45.1%)
CIE-LAB	lab(52.54, -37.45, 49.90)
CIE-LCH	lch(52.54, 62.40, 126.89°)
OKLab	oklab(57.84% -0.1054 0.1104)
OKLCH	oklch(57.84% 0.153 133.7)
XYZ	xyz(13.0554, 20.6285, 4.3305)
Luminance	0.2063 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528C1B #551B8C

analogous

#8B8C1B #528C1B #1B8C1C

triadic

#528C1B #1B528C #8C1B52

tetradic

#528C1B #1B8B8C #551B8C #8C1C1B

square

#528C1B #1B8B8C #551B8C #8C1C1B

split-complementary

#528C1B #1C1B8C #8C1B8B

monochromatic

#162507 #345911 #528C1B #70BF25 #8FDB46

Accessibility & contrast

On white

4.10

#528C1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#528C1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528C1B

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528C1B	#FFFFFF	#000000	##000000
##528C1B	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928000

Deuteranopia (green-blind)

#8A7C28

Tritanopia (blue-blind)

#528677

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #528c1b;
/* rgb */ color: rgb(82, 140, 27);
/* oklch */ color: oklch(57.8% 0.153 133.7);

Tailwind

colors: {
  custom: {
    50: '#88ae62',
    500: '#528c1b',
    950: '#000000',
  },
}

SCSS

$custom: #528c1b;
$custom-light: #88ae62;
$custom-dark: #000000;

JSON

{
  "hex": "#528c1b",
  "rgb": {
    "r": 82,
    "g": 140,
    "b": 27
  },
  "hsl": {
    "h": 90.796,
    "s": 67.665,
    "l": 32.745
  },
  "oklch": {
    "l": 0.57835,
    "c": 0.15263,
    "h": 133.7
  },
  "luminance": 0.20629
}

Semantic roles & 50–950 ramp

primary

#528C1B

secondary

#8346BD

accent

#3DEB96

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #528C1B

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

Preview Lab → · Contrast checker → · Palette generator →