#5B8121#5B8121

#5B8121 is a mid, vivid yellow-green. Relative luminance 0.180; OKLCH L 55.5% C 0.130 H 128.9°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#5B8121
RGB	rgb(91, 129, 33)
HSL	hsl(84, 59%, 32%)
HSV	hsv(84, 74%, 51%)
CMYK	cmyk(29.5%, 0%, 74.4%, 49.4%)
CIE-LAB	lab(49.54, -28.63, 45.08)
CIE-LCH	lch(49.54, 53.40, 122.42°)
OKLab	oklab(55.53% -0.0816 0.1011)
OKLCH	oklch(55.53% 0.13 128.9)
XYZ	xyz(12.4391, 18.0341, 4.2641)
Luminance	0.1803 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B8121 #472181

analogous

#817721 #5B8121 #2B8121

triadic

#5B8121 #215B81 #81215B

tetradic

#5B8121 #218177 #472181 #81212B

square

#5B8121 #218177 #472181 #81212B

split-complementary

#5B8121 #212B81 #772181

monochromatic

#162008 #395015 #5B8121 #7DB22D #9CD14B

Accessibility & contrast

On white

4.56

#5B8121 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#5B8121 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B8121

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B8121	#FFFFFF	#000000	##000000
##5B8121	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877710

Deuteranopia (green-blind)

#82752A

Tritanopia (blue-blind)

#5E7B6E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5b8121;
/* rgb */ color: rgb(91, 129, 33);
/* oklch */ color: oklch(55.5% 0.130 128.9);

Tailwind

colors: {
  custom: {
    50: '#8da563',
    500: '#5b8121',
    950: '#000000',
  },
}

SCSS

$custom: #5b8121;
$custom-light: #8da563;
$custom-dark: #000000;

JSON

{
  "hex": "#5b8121",
  "rgb": {
    "r": 91,
    "g": 129,
    "b": 33
  },
  "hsl": {
    "h": 83.75,
    "s": 59.259,
    "l": 31.765
  },
  "oklch": {
    "l": 0.55529,
    "c": 0.12992,
    "h": 128.9
  },
  "luminance": 0.18034
}

Semantic roles & 50–950 ramp

primary

#5B8121

secondary

#744AB4

accent

#45E284

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C0F06

muted

#7D7F7A

Preview Lab

Preview with #5B8121

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

Preview Lab → · Contrast checker → · Palette generator →