#588B1B#588B1B

#588B1B is a mid, vivid yellow-green. Relative luminance 0.206; OKLCH L 57.9% C 0.148 H 131.8°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#588B1B
RGB	rgb(88, 139, 27)
HSL	hsl(87, 67%, 33%)
HSV	hsv(87, 81%, 55%)
CMYK	cmyk(36.7%, 0%, 80.6%, 45.5%)
CIE-LAB	lab(52.53, -34.80, 50.01)
CIE-LCH	lch(52.53, 60.92, 124.83°)
OKLab	oklab(57.91% -0.0986 0.1105)
OKLCH	oklch(57.91% 0.148 131.8)
XYZ	xyz(13.4548, 20.6185, 4.3075)
Luminance	0.2062 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588B1B #4E1B8B

analogous

#8B861B #588B1B #208B1B

triadic

#588B1B #1B588B #8B1B58

tetradic

#588B1B #1B8B86 #4E1B8B #8B1B20

square

#588B1B #1B8B86 #4E1B8B #8B1B20

split-complementary

#588B1B #1B208B #861B8B

monochromatic

#172507 #385811 #588B1B #78BE25 #97DB45

Accessibility & contrast

On white

4.10

#588B1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#588B1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588B1B

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588B1B	#FFFFFF	#000000	##000000
##588B1B	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918000

Deuteranopia (green-blind)

#8A7C27

Tritanopia (blue-blind)

#598576

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #588b1b;
/* rgb */ color: rgb(88, 139, 27);
/* oklch */ color: oklch(57.9% 0.148 131.8);

Tailwind

colors: {
  custom: {
    50: '#8cad62',
    500: '#588b1b',
    950: '#000000',
  },
}

SCSS

$custom: #588b1b;
$custom-light: #8cad62;
$custom-dark: #000000;

JSON

{
  "hex": "#588b1b",
  "rgb": {
    "r": 88,
    "g": 139,
    "b": 27
  },
  "hsl": {
    "h": 87.321,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.5791,
    "c": 0.14811,
    "h": 131.8
  },
  "luminance": 0.20619
}

Semantic roles & 50–950 ramp

primary

#588B1B

secondary

#7C45BC

accent

#3DEA8C

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #588B1B

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

Preview Lab → · Contrast checker → · Palette generator →