#578F18#578F18

#578F18 is a mid, vivid yellow-green. Relative luminance 0.217; OKLCH L 58.9% C 0.155 H 132.6°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#578F18
RGB	rgb(87, 143, 24)
HSL	hsl(88, 71%, 33%)
HSV	hsv(88, 83%, 56%)
CMYK	cmyk(39.2%, 0%, 83.2%, 43.9%)
CIE-LAB	lab(53.75, -37.09, 52.01)
CIE-LCH	lch(53.75, 63.88, 125.50°)
OKLab	oklab(58.89% -0.1049 0.1143)
OKLCH	oklch(58.89% 0.155 132.6)
XYZ	xyz(13.9176, 21.7365, 4.3262)
Luminance	0.2174 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578F18 #50188F

analogous

#8F8B18 #578F18 #1C8F18

triadic

#578F18 #18578F #8F1857

tetradic

#578F18 #188F8B #50188F #8F181C

square

#578F18 #188F8B #50188F #8F181C

split-complementary

#578F18 #181C8F #8B188F

monochromatic

#172606 #375B0F #578F18 #77C321 #95DF42

Accessibility & contrast

On white

3.93

#578F18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#578F18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578F18

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578F18	#FFFFFF	#000000	##000000
##578F18	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958300

Deuteranopia (green-blind)

#8E7F26

Tritanopia (blue-blind)

#58897A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #578f18;
/* rgb */ color: rgb(87, 143, 24);
/* oklch */ color: oklch(58.9% 0.155 132.6);

Tailwind

colors: {
  custom: {
    50: '#8cb061',
    500: '#578f18',
    950: '#000000',
  },
}

SCSS

$custom: #578f18;
$custom-light: #8cb061;
$custom-dark: #000000;

JSON

{
  "hex": "#578f18",
  "rgb": {
    "r": 87,
    "g": 143,
    "b": 24
  },
  "hsl": {
    "h": 88.235,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.58886,
    "c": 0.15512,
    "h": 132.6
  },
  "luminance": 0.21737
}

Semantic roles & 50–950 ramp

primary

#578F18

secondary

#7E43C0

accent

#3AEE8F

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0D1005

muted

#7D7F7A

Preview Lab

Preview with #578F18

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

Preview Lab → · Contrast checker → · Palette generator →