#588C18#588C18

#588C18 is a mid, vivid yellow-green. Relative luminance 0.209; OKLCH L 58.2% C 0.151 H 131.8°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#588C18
RGB	rgb(88, 140, 24)
HSL	hsl(87, 71%, 32%)
HSV	hsv(87, 83%, 55%)
CMYK	cmyk(37.1%, 0%, 82.9%, 45.1%)
CIE-LAB	lab(52.84, -35.40, 51.20)
CIE-LCH	lch(52.84, 62.24, 124.66°)
OKLab	oklab(58.16% -0.1004 0.1125)
OKLCH	oklch(58.16% 0.151 131.8)
XYZ	xyz(13.5673, 20.8963, 4.1825)
Luminance	0.2090 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588C18 #4C188C

analogous

#8C8618 #588C18 #1E8C18

triadic

#588C18 #18588C #8C1858

tetradic

#588C18 #188C86 #4C188C #8C181E

square

#588C18 #188C86 #4C188C #8C181E

split-complementary

#588C18 #181E8C #86188C

monochromatic

#162406 #37580F #588C18 #79C021 #97DE40

Accessibility & contrast

On white

4.05

#588C18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#588C18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588C18

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588C18	#FFFFFF	#000000	##000000
##588C18	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928100

Deuteranopia (green-blind)

#8B7D26

Tritanopia (blue-blind)

#598677

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #588c18;
/* rgb */ color: rgb(88, 140, 24);
/* oklch */ color: oklch(58.2% 0.151 131.8);

Tailwind

colors: {
  custom: {
    50: '#8cae61',
    500: '#588c18',
    950: '#000000',
  },
}

SCSS

$custom: #588c18;
$custom-light: #8cae61;
$custom-dark: #000000;

JSON

{
  "hex": "#588c18",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 24
  },
  "hsl": {
    "h": 86.897,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.58156,
    "c": 0.15083,
    "h": 131.8
  },
  "luminance": 0.20897
}

Semantic roles & 50–950 ramp

primary

#588C18

secondary

#7941BF

accent

#3AED8B

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0D1005

muted

#7D7F7A

Preview Lab

Preview with #588C18

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

Preview Lab → · Contrast checker → · Palette generator →