#5B9521#5B9521

#5B9521 is a mid, vivid yellow-green. Relative luminance 0.238; OKLCH L 60.7% C 0.156 H 133.0°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#5B9521
RGB	rgb(91, 149, 33)
HSL	hsl(90, 64%, 36%)
HSV	hsv(90, 78%, 58%)
CMYK	cmyk(38.9%, 0%, 77.9%, 41.6%)
CIE-LAB	lab(55.92, -37.77, 51.29)
CIE-LCH	lch(55.92, 63.70, 126.37°)
OKLab	oklab(60.73% -0.1064 0.1141)
OKLCH	oklch(60.73% 0.156 133)
XYZ	xyz(15.3361, 23.8281, 5.2298)
Luminance	0.2383 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9521 #5B2195

analogous

#959521 #5B9521 #219521

triadic

#5B9521 #215B95 #95215B

tetradic

#5B9521 #219595 #5B2195 #952121

square

#5B9521 #219595 #5B2195 #952121

split-complementary

#5B9521 #212195 #952195

monochromatic

#1E310B #3C6316 #5B9521 #7AC72C #98DA57

Accessibility & contrast

On white

3.64

#5B9521 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#5B9521 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B9521

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9521	#FFFFFF	#000000	##000000
##5B9521	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8904

Deuteranopia (green-blind)

#93842D

Tritanopia (blue-blind)

#5B8F7F

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #5b9521;
/* rgb */ color: rgb(91, 149, 33);
/* oklch */ color: oklch(60.7% 0.156 133.0);

Tailwind

colors: {
  custom: {
    50: '#8fb466',
    500: '#5b9521',
    950: '#000000',
  },
}

SCSS

$custom: #5b9521;
$custom-light: #8fb466;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9521",
  "rgb": {
    "r": 91,
    "g": 149,
    "b": 33
  },
  "hsl": {
    "h": 90,
    "s": 63.736,
    "l": 35.686
  },
  "oklch": {
    "l": 0.6073,
    "c": 0.15602,
    "h": 133
  },
  "luminance": 0.23829
}

Semantic roles & 50–950 ramp

primary

#5B9521

secondary

#8954BE

accent

#41E794

background

#F9FBF6

surface

#F1F6EB

border

#CBD0C6

text

#0D1106

muted

#7E807A

Preview Lab

Preview with #5B9521

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

Preview Lab → · Contrast checker → · Palette generator →