#528C21#528C21

#528C21 is a mid, vivid yellow-green. Relative luminance 0.207; OKLCH L 57.9% C 0.149 H 134.1°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#528C21
RGB	rgb(82, 140, 33)
HSL	hsl(93, 62%, 34%)
HSV	hsv(93, 76%, 55%)
CMYK	cmyk(41.4%, 0%, 76.4%, 45.1%)
CIE-LAB	lab(52.57, -37.09, 47.90)
CIE-LCH	lch(52.57, 60.59, 127.75°)
OKLab	oklab(57.87% -0.104 0.1072)
OKLCH	oklch(57.87% 0.149 134.1)
XYZ	xyz(13.1320, 20.6591, 4.7342)
Luminance	0.2066 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528C21 #5B218C

analogous

#888C21 #528C21 #218C25

triadic

#528C21 #21528C #8C2152

tetradic

#528C21 #21888C #5B218C #8C2521

square

#528C21 #21888C #5B218C #8C2521

split-complementary

#528C21 #25218C #8C2188

monochromatic

#18290A #355A15 #528C21 #6FBE2D #8ED651

Accessibility & contrast

On white

4.09

#528C21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#528C21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528C21

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528C21	#FFFFFF	#000000	##000000
##528C21	1.00	4.09	5.13	5.13
#FFFFFF	4.09	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)

#92800A

Deuteranopia (green-blind)

#8A7C2C

Tritanopia (blue-blind)

#518678

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #528c21;
/* rgb */ color: rgb(82, 140, 33);
/* oklch */ color: oklch(57.9% 0.149 134.1);

Tailwind

colors: {
  custom: {
    50: '#88ae64',
    500: '#528c21',
    950: '#000000',
  },
}

SCSS

$custom: #528c21;
$custom-light: #88ae64;
$custom-dark: #000000;

JSON

{
  "hex": "#528c21",
  "rgb": {
    "r": 82,
    "g": 140,
    "b": 33
  },
  "hsl": {
    "h": 92.523,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.57874,
    "c": 0.14934,
    "h": 134.1
  },
  "luminance": 0.2066
}

Semantic roles & 50–950 ramp

primary

#528C21

secondary

#894FB9

accent

#43E59B

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #528C21

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

Preview Lab → · Contrast checker → · Palette generator →