#578B16#578B16

#578B16 is a mid, vivid yellow-green. Relative luminance 0.205; OKLCH L 57.8% C 0.151 H 131.8°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#578B16
RGB	rgb(87, 139, 22)
HSL	hsl(87, 73%, 32%)
HSV	hsv(87, 84%, 55%)
CMYK	cmyk(37.4%, 0%, 84.2%, 45.5%)
CIE-LAB	lab(52.45, -35.42, 51.40)
CIE-LCH	lch(52.45, 62.42, 124.57°)
OKLab	oklab(57.83% -0.1006 0.1127)
OKLCH	oklch(57.83% 0.151 131.8)
XYZ	xyz(13.3078, 20.5488, 4.0240)
Luminance	0.2055 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578B16 #4A168B

analogous

#8B8516 #578B16 #1C8B16

triadic

#578B16 #16578B #8B1657

tetradic

#578B16 #168B85 #4A168B #8B161C

square

#578B16 #168B85 #4A168B #8B161C

split-complementary

#578B16 #161C8B #85168B

monochromatic

#152105 #36560E #578B16 #78C01E #97E03B

Accessibility & contrast

On white

4.11

#578B16 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#578B16 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578B16

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578B16	#FFFFFF	#000000	##000000
##578B16	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918000

Deuteranopia (green-blind)

#8A7C24

Tritanopia (blue-blind)

#588576

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #578b16;
/* rgb */ color: rgb(87, 139, 22);
/* oklch */ color: oklch(57.8% 0.151 131.8);

Tailwind

colors: {
  custom: {
    50: '#8bad60',
    500: '#578b16',
    950: '#000000',
  },
}

SCSS

$custom: #578b16;
$custom-light: #8bad60;
$custom-dark: #000000;

JSON

{
  "hex": "#578b16",
  "rgb": {
    "r": 87,
    "g": 139,
    "b": 22
  },
  "hsl": {
    "h": 86.667,
    "s": 72.671,
    "l": 31.569
  },
  "oklch": {
    "l": 0.57825,
    "c": 0.15101,
    "h": 131.8
  },
  "luminance": 0.20549
}

Semantic roles & 50–950 ramp

primary

#578B16

secondary

#773EBF

accent

#38EF8A

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C1005

muted

#7D7F79

Preview Lab

Preview with #578B16

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

Preview Lab → · Contrast checker → · Palette generator →