#5B8310#5B8310

#5B8310 is a mid, vivid yellow-green. Relative luminance 0.185; OKLCH L 56.0% C 0.141 H 128.4°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#5B8310
RGB	rgb(91, 131, 16)
HSL	hsl(81, 78%, 29%)
HSV	hsv(81, 88%, 51%)
CMYK	cmyk(30.5%, 0%, 87.8%, 48.6%)
CIE-LAB	lab(50.09, -30.44, 50.97)
CIE-LCH	lch(50.09, 59.36, 120.84°)
OKLab	oklab(55.95% -0.0877 0.1107)
OKLCH	oklch(55.95% 0.141 128.4)
XYZ	xyz(12.5242, 18.4938, 3.3999)
Luminance	0.1849 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B8310 #381083

analogous

#837210 #5B8310 #218310

triadic

#5B8310 #105B83 #83105B

tetradic

#5B8310 #108372 #381083 #831021

square

#5B8310 #108372 #381083 #831021

split-complementary

#5B8310 #102183 #721083

monochromatic

#131B03 #354C09 #5B8310 #81BA17 #A3E529

Accessibility & contrast

On white

4.47

#5B8310 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#5B8310 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B8310

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B8310	#FFFFFF	#000000	##000000
##5B8310	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7900

Deuteranopia (green-blind)

#84761F

Tritanopia (blue-blind)

#5E7D6F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5b8310;
/* rgb */ color: rgb(91, 131, 16);
/* oklch */ color: oklch(56.0% 0.141 128.4);

Tailwind

colors: {
  custom: {
    50: '#8ea75c',
    500: '#5b8310',
    950: '#000000',
  },
}

SCSS

$custom: #5b8310;
$custom-light: #8ea75c;
$custom-dark: #000000;

JSON

{
  "hex": "#5b8310",
  "rgb": {
    "r": 91,
    "g": 131,
    "b": 16
  },
  "hsl": {
    "h": 80.87,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.55951,
    "c": 0.14125,
    "h": 128.4
  },
  "luminance": 0.18494
}

Semantic roles & 50–950 ramp

primary

#5B8310

secondary

#6436B9

accent

#33F576

background

#F9FAF5

surface

#F1F4E9

border

#CBCEC5

text

#0D0F05

muted

#7E7F79

Preview Lab

Preview with #5B8310

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

Preview Lab → · Contrast checker → · Palette generator →