#528F1B#528F1B

#528F1B is a mid, vivid yellow-green. Relative luminance 0.215; OKLCH L 58.6% C 0.156 H 134.1°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#528F1B
RGB	rgb(82, 143, 27)
HSL	hsl(92, 68%, 33%)
HSV	hsv(92, 81%, 56%)
CMYK	cmyk(42.7%, 0%, 81.1%, 43.9%)
CIE-LAB	lab(53.51, -38.74, 50.81)
CIE-LCH	lch(53.51, 63.89, 127.33°)
OKLab	oklab(58.63% -0.1089 0.1123)
OKLCH	oklch(58.63% 0.156 134.1)
XYZ	xyz(13.4997, 21.5172, 4.4786)
Luminance	0.2152 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528F1B #581B8F

analogous

#8C8F1B #528F1B #1B8F1E

triadic

#528F1B #1B528F #8F1B52

tetradic

#528F1B #1B8C8F #581B8F #8F1E1B

square

#528F1B #1B8C8F #581B8F #8F1E1B

split-complementary

#528F1B #1E1B8F #8F1B8C

monochromatic

#172808 #345C11 #528F1B #70C225 #8EDC48

Accessibility & contrast

On white

3.96

#528F1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#528F1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528F1B

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528F1B	#FFFFFF	#000000	##000000
##528F1B	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958300

Deuteranopia (green-blind)

#8D7E28

Tritanopia (blue-blind)

#51897A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #528f1b;
/* rgb */ color: rgb(82, 143, 27);
/* oklch */ color: oklch(58.6% 0.156 134.1);

Tailwind

colors: {
  custom: {
    50: '#88b062',
    500: '#528f1b',
    950: '#000000',
  },
}

SCSS

$custom: #528f1b;
$custom-light: #88b062;
$custom-dark: #000000;

JSON

{
  "hex": "#528f1b",
  "rgb": {
    "r": 82,
    "g": 143,
    "b": 27
  },
  "hsl": {
    "h": 91.552,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.5863,
    "c": 0.1564,
    "h": 134.1
  },
  "luminance": 0.21518
}

Semantic roles & 50–950 ramp

primary

#528F1B

secondary

#8648BE

accent

#3DEB98

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #528F1B

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

Preview Lab → · Contrast checker → · Palette generator →