#5B8B20#5B8B20

#5B8B20 is a mid, vivid yellow-green. Relative luminance 0.208; OKLCH L 58.1% C 0.144 H 131.2°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#5B8B20
RGB	rgb(91, 139, 32)
HSL	hsl(87, 63%, 34%)
HSV	hsv(87, 77%, 55%)
CMYK	cmyk(34.5%, 0%, 77%, 45.5%)
CIE-LAB	lab(52.72, -33.37, 48.57)
CIE-LCH	lch(52.72, 58.93, 124.50°)
OKLab	oklab(58.12% -0.0946 0.1082)
OKLCH	oklch(58.12% 0.144 131.2)
XYZ	xyz(13.8076, 20.7932, 4.6522)
Luminance	0.2079 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B8B20 #50208B

analogous

#8B8520 #5B8B20 #258B20

triadic

#5B8B20 #205B8B #8B205B

tetradic

#5B8B20 #208B85 #50208B #8B2025

square

#5B8B20 #208B85 #50208B #8B2025

split-complementary

#5B8B20 #20258B #85208B

monochromatic

#1A2809 #3A5915 #5B8B20 #7CBD2B #9AD64F

Accessibility & contrast

On white

4.07

#5B8B20 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#5B8B20 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B8B20

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B8B20	#FFFFFF	#000000	##000000
##5B8B20	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918008

Deuteranopia (green-blind)

#8B7D2B

Tritanopia (blue-blind)

#5D8577

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5b8b20;
/* rgb */ color: rgb(91, 139, 32);
/* oklch */ color: oklch(58.1% 0.144 131.2);

Tailwind

colors: {
  custom: {
    50: '#8ead64',
    500: '#5b8b20',
    950: '#000000',
  },
}

SCSS

$custom: #5b8b20;
$custom-light: #8ead64;
$custom-dark: #000000;

JSON

{
  "hex": "#5b8b20",
  "rgb": {
    "r": 91,
    "g": 139,
    "b": 32
  },
  "hsl": {
    "h": 86.916,
    "s": 62.573,
    "l": 33.529
  },
  "oklch": {
    "l": 0.5812,
    "c": 0.14374,
    "h": 131.2
  },
  "luminance": 0.20794
}

Semantic roles & 50–950 ramp

primary

#5B8B20

secondary

#7E4DBA

accent

#42E68B

background

#F9FAF6

surface

#F1F4EB

border

#CBCEC6

text

#0D1006

muted

#7E7F7A

Preview Lab

Preview with #5B8B20

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

Preview Lab → · Contrast checker → · Palette generator →