#587B21#587B21

#587B21 is a mid, vivid yellow-green. Relative luminance 0.164; OKLCH L 53.8% C 0.123 H 128.5°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#587B21
RGB	rgb(88, 123, 33)
HSL	hsl(83, 58%, 31%)
HSV	hsv(83, 73%, 48%)
CMYK	cmyk(28.5%, 0%, 73.2%, 51.8%)
CIE-LAB	lab(47.43, -26.96, 42.91)
CIE-LCH	lch(47.43, 50.67, 122.14°)
OKLab	oklab(53.77% -0.0769 0.0966)
OKLCH	oklch(53.77% 0.123 128.5)
XYZ	xyz(11.3820, 16.3502, 3.9948)
Luminance	0.1635 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587B21 #44217B

analogous

#7B7121 #587B21 #2B7B21

triadic

#587B21 #21587B #7B2158

tetradic

#587B21 #217B71 #44217B #7B212B

square

#587B21 #217B71 #44217B #7B212B

split-complementary

#587B21 #212B7B #71217B

monochromatic

#131A07 #354B14 #587B21 #7BAB2E #9ACE48

Accessibility & contrast

On white

4.92

#587B21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#587B21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #587B21

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587B21	#FFFFFF	#000000	##FFFFFF
##587B21	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817212

Deuteranopia (green-blind)

#7C7029

Tritanopia (blue-blind)

#5B7569

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #587b21;
/* rgb */ color: rgb(88, 123, 33);
/* oklch */ color: oklch(53.8% 0.123 128.5);

Tailwind

colors: {
  custom: {
    50: '#8aa162',
    500: '#587b21',
    950: '#000000',
  },
}

SCSS

$custom: #587b21;
$custom-light: #8aa162;
$custom-dark: #000000;

JSON

{
  "hex": "#587b21",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 33
  },
  "hsl": {
    "h": 83.333,
    "s": 57.692,
    "l": 30.588
  },
  "oklch": {
    "l": 0.53768,
    "c": 0.12344,
    "h": 128.5
  },
  "luminance": 0.1635
}

Semantic roles & 50–950 ramp

primary

#587B21

secondary

#714AAE

accent

#47E183

background

#F8F9F6

surface

#F0F2EB

border

#CBCCC6

text

#0C0F05

muted

#7D7E7A

Preview Lab

Preview with #587B21

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

Preview Lab → · Contrast checker → · Palette generator →