#5B901A#5B901A

#5B901A is a mid, vivid yellow-green. Relative luminance 0.222; OKLCH L 59.4% C 0.153 H 131.7°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#5B901A
RGB	rgb(91, 144, 26)
HSL	hsl(87, 69%, 33%)
HSV	hsv(87, 82%, 56%)
CMYK	cmyk(36.8%, 0%, 81.9%, 43.5%)
CIE-LAB	lab(54.29, -35.95, 51.99)
CIE-LCH	lch(54.29, 63.21, 124.66°)
OKLab	oklab(59.39% -0.102 0.1144)
OKLCH	oklch(59.39% 0.153 131.7)
XYZ	xyz(14.4740, 22.2446, 4.5081)
Luminance	0.2225 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B901A #4F1A90

analogous

#908A1A #5B901A #20901A

triadic

#5B901A #1A5B90 #901A5B

tetradic

#5B901A #1A908A #4F1A90 #901A20

square

#5B901A #1A908A #4F1A90 #901A20

split-complementary

#5B901A #1A2090 #8A1A90

monochromatic

#192807 #3A5C11 #5B901A #7CC423 #9ADE47

Accessibility & contrast

On white

3.85

#5B901A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#5B901A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B901A

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B901A	#FFFFFF	#000000	##000000
##5B901A	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#978400

Deuteranopia (green-blind)

#8F8027

Tritanopia (blue-blind)

#5C8A7B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #5b901a;
/* rgb */ color: rgb(91, 144, 26);
/* oklch */ color: oklch(59.4% 0.153 131.7);

Tailwind

colors: {
  custom: {
    50: '#8eb162',
    500: '#5b901a',
    950: '#000000',
  },
}

SCSS

$custom: #5b901a;
$custom-light: #8eb162;
$custom-dark: #000000;

JSON

{
  "hex": "#5b901a",
  "rgb": {
    "r": 91,
    "g": 144,
    "b": 26
  },
  "hsl": {
    "h": 86.949,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.59386,
    "c": 0.15329,
    "h": 131.7
  },
  "luminance": 0.22245
}

Semantic roles & 50–950 ramp

primary

#5B901A

secondary

#7D47BF

accent

#3CEC8B

background

#F9FAF6

surface

#F1F5EB

border

#CBCFC6

text

#0D1006

muted

#7E7F7A

Preview Lab

Preview with #5B901A

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

Preview Lab → · Contrast checker → · Palette generator →