#578921#578921

#578921 is a mid, vivid yellow-green. Relative luminance 0.200; OKLCH L 57.4% C 0.143 H 132.2°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#578921
RGB	rgb(87, 137, 33)
HSL	hsl(89, 61%, 33%)
HSV	hsv(89, 76%, 54%)
CMYK	cmyk(36.5%, 0%, 75.9%, 46.3%)
CIE-LAB	lab(51.87, -33.93, 47.30)
CIE-LCH	lch(51.87, 58.21, 125.65°)
OKLab	oklab(57.37% -0.0958 0.1058)
OKLCH	oklch(57.37% 0.143 132.2)
XYZ	xyz(13.1505, 20.0268, 4.6112)
Luminance	0.2003 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578921 #532189

analogous

#898721 #578921 #238921

triadic

#578921 #215789 #892157

tetradic

#578921 #218987 #532189 #892123

square

#578921 #218987 #532189 #892123

split-complementary

#578921 #212389 #872189

monochromatic

#182609 #385815 #578921 #76BA2D #95D550

Accessibility & contrast

On white

4.20

#578921 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#578921 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578921

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578921	#FFFFFF	#000000	##000000
##578921	1.00	4.20	5.01	5.01
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7E0C

Deuteranopia (green-blind)

#887A2B

Tritanopia (blue-blind)

#588375

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #578921;
/* rgb */ color: rgb(87, 137, 33);
/* oklch */ color: oklch(57.4% 0.143 132.2);

Tailwind

colors: {
  custom: {
    50: '#8bac64',
    500: '#578921',
    950: '#000000',
  },
}

SCSS

$custom: #578921;
$custom-light: #8bac64;
$custom-dark: #000000;

JSON

{
  "hex": "#578921",
  "rgb": {
    "r": 87,
    "g": 137,
    "b": 33
  },
  "hsl": {
    "h": 88.846,
    "s": 61.176,
    "l": 33.333
  },
  "oklch": {
    "l": 0.57366,
    "c": 0.14271,
    "h": 132.2
  },
  "luminance": 0.20027
}

Semantic roles & 50–950 ramp

primary

#578921

secondary

#814EB8

accent

#44E491

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #578921

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

Preview Lab → · Contrast checker → · Palette generator →