#578C17#578C17

#578C17 is a mid, vivid yellow-green. Relative luminance 0.208; OKLCH L 58.1% C 0.152 H 132.0°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#578C17
RGB	rgb(87, 140, 23)
HSL	hsl(87, 72%, 32%)
HSV	hsv(87, 84%, 55%)
CMYK	cmyk(37.9%, 0%, 83.6%, 45.1%)
CIE-LAB	lab(52.78, -35.82, 51.42)
CIE-LCH	lch(52.78, 62.66, 124.86°)
OKLab	oklab(58.09% -0.1016 0.1128)
OKLCH	oklch(58.09% 0.152 132)
XYZ	xyz(13.4631, 20.8437, 4.1243)
Luminance	0.2084 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578C17 #4C178C

analogous

#8C8617 #578C17 #1D8C17

triadic

#578C17 #17578C #8C1757

tetradic

#578C17 #178C86 #4C178C #8C171D

square

#578C17 #178C86 #4C178C #8C171D

split-complementary

#578C17 #171D8C #86178C

monochromatic

#162306 #36570E #578C17 #78C120 #96DF3E

Accessibility & contrast

On white

4.06

#578C17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#578C17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578C17

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578C17	#FFFFFF	#000000	##000000
##578C17	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928100

Deuteranopia (green-blind)

#8B7D25

Tritanopia (blue-blind)

#588677

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #578c17;
/* rgb */ color: rgb(87, 140, 23);
/* oklch */ color: oklch(58.1% 0.152 132.0);

Tailwind

colors: {
  custom: {
    50: '#8bae60',
    500: '#578c17',
    950: '#000000',
  },
}

SCSS

$custom: #578c17;
$custom-light: #8bae60;
$custom-dark: #000000;

JSON

{
  "hex": "#578c17",
  "rgb": {
    "r": 87,
    "g": 140,
    "b": 23
  },
  "hsl": {
    "h": 87.179,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.58093,
    "c": 0.15182,
    "h": 132
  },
  "luminance": 0.20844
}

Semantic roles & 50–950 ramp

primary

#578C17

secondary

#793FBF

accent

#39EF8B

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #578C17

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

Preview Lab → · Contrast checker → · Palette generator →