#528B28#528B28

#528B28 is a mid, vivid yellow-green. Relative luminance 0.204; OKLCH L 57.7% C 0.143 H 134.7°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#528B28
RGB	rgb(82, 139, 40)
HSL	hsl(95, 55%, 35%)
HSV	hsv(95, 71%, 55%)
CMYK	cmyk(41%, 0%, 71.2%, 45.5%)
CIE-LAB	lab(52.30, -36.15, 44.93)
CIE-LCH	lch(52.30, 57.67, 128.82°)
OKLab	oklab(57.66% -0.1009 0.102)
OKLCH	oklch(57.66% 0.143 134.7)
XYZ	xyz(13.0950, 20.4116, 5.2569)
Luminance	0.2041 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528B28 #61288B

analogous

#848B28 #528B28 #288B2F

triadic

#528B28 #28528B #8B2852

tetradic

#528B28 #28848B #61288B #8B2F28

square

#528B28 #28848B #61288B #8B2F28

split-complementary

#528B28 #2F288B #8B2884

monochromatic

#1A2C0D #365B1A #528B28 #6EBB36 #8ED05D

Accessibility & contrast

On white

4.13

#528B28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#528B28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528B28

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528B28	#FFFFFF	#000000	##000000
##528B28	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908019

Deuteranopia (green-blind)

#897B31

Tritanopia (blue-blind)

#518677

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #528b28;
/* rgb */ color: rgb(82, 139, 40);
/* oklch */ color: oklch(57.7% 0.143 134.7);

Tailwind

colors: {
  custom: {
    50: '#87ad68',
    500: '#528b28',
    950: '#000000',
  },
}

SCSS

$custom: #528b28;
$custom-light: #87ad68;
$custom-dark: #000000;

JSON

{
  "hex": "#528b28",
  "rgb": {
    "r": 82,
    "g": 139,
    "b": 40
  },
  "hsl": {
    "h": 94.545,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.57664,
    "c": 0.14348,
    "h": 134.7
  },
  "luminance": 0.20412
}

Semantic roles & 50–950 ramp

primary

#528B28

secondary

#8E59B6

accent

#49DF9F

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #528B28

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

Preview Lab → · Contrast checker → · Palette generator →