#578918#578918

#578918 is a mid, vivid yellow-green. Relative luminance 0.200; OKLCH L 57.3% C 0.148 H 131.5°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#578918
RGB	rgb(87, 137, 24)
HSL	hsl(87, 70%, 32%)
HSV	hsv(87, 82%, 54%)
CMYK	cmyk(36.5%, 0%, 82.5%, 46.3%)
CIE-LAB	lab(51.82, -34.43, 50.25)
CIE-LCH	lch(51.82, 60.92, 124.42°)
OKLab	oklab(57.31% -0.0978 0.1106)
OKLCH	oklch(57.31% 0.148 131.5)
XYZ	xyz(13.0409, 19.9830, 4.0340)
Luminance	0.1998 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578918 #4A1889

analogous

#898318 #578918 #1E8918

triadic

#578918 #185789 #891857

tetradic

#578918 #188983 #4A1889 #89181E

square

#578918 #188983 #4A1889 #89181E

split-complementary

#578918 #181E89 #831889

monochromatic

#152106 #36550F #578918 #78BD21 #97DD3E

Accessibility & contrast

On white

4.20

#578918 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#578918 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578918

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578918	#FFFFFF	#000000	##000000
##578918	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7E00

Deuteranopia (green-blind)

#897A25

Tritanopia (blue-blind)

#598374

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #578918;
/* rgb */ color: rgb(87, 137, 24);
/* oklch */ color: oklch(57.3% 0.148 131.5);

Tailwind

colors: {
  custom: {
    50: '#8bac60',
    500: '#578918',
    950: '#000000',
  },
}

SCSS

$custom: #578918;
$custom-light: #8bac60;
$custom-dark: #000000;

JSON

{
  "hex": "#578918",
  "rgb": {
    "r": 87,
    "g": 137,
    "b": 24
  },
  "hsl": {
    "h": 86.549,
    "s": 70.186,
    "l": 31.569
  },
  "oklch": {
    "l": 0.5731,
    "c": 0.14759,
    "h": 131.5
  },
  "luminance": 0.19984
}

Semantic roles & 50–950 ramp

primary

#578918

secondary

#7740BD

accent

#3BED8A

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #578918

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

Preview Lab → · Contrast checker → · Palette generator →