#5B971F#5B971F

#5B971F is a mid, vivid yellow-green. Relative luminance 0.245; OKLCH L 61.2% C 0.160 H 133.2°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#5B971F
RGB	rgb(91, 151, 31)
HSL	hsl(90, 66%, 36%)
HSV	hsv(90, 79%, 59%)
CMYK	cmyk(39.7%, 0%, 79.5%, 40.8%)
CIE-LAB	lab(56.54, -38.76, 52.54)
CIE-LCH	lch(56.54, 65.29, 126.41°)
OKLab	oklab(61.24% -0.1092 0.1164)
OKLCH	oklch(61.24% 0.16 133.2)
XYZ	xyz(15.6281, 24.4555, 5.1930)
Luminance	0.2446 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B971F #5B1F97

analogous

#97971F #5B971F #1F971F

triadic

#5B971F #1F5B97 #971F5B

tetradic

#5B971F #1F9797 #5B1F97 #971F1F

square

#5B971F #1F9797 #5B1F97 #971F1F

split-complementary

#5B971F #1F1F97 #971F97

monochromatic

#1E310A #3C6415 #5B971F #7ACA29 #98DC54

Accessibility & contrast

On white

3.56

#5B971F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#5B971F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B971F

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B971F	#FFFFFF	#000000	##000000
##5B971F	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D8B00

Deuteranopia (green-blind)

#95862C

Tritanopia (blue-blind)

#5B9181

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5b971f;
/* rgb */ color: rgb(91, 151, 31);
/* oklch */ color: oklch(61.2% 0.160 133.2);

Tailwind

colors: {
  custom: {
    50: '#8fb665',
    500: '#5b971f',
    950: '#000000',
  },
}

SCSS

$custom: #5b971f;
$custom-light: #8fb665;
$custom-dark: #000000;

JSON

{
  "hex": "#5b971f",
  "rgb": {
    "r": 91,
    "g": 151,
    "b": 31
  },
  "hsl": {
    "h": 90,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.61239,
    "c": 0.15962,
    "h": 133.2
  },
  "luminance": 0.24456
}

Semantic roles & 50–950 ramp

primary

#5B971F

secondary

#8952BF

accent

#3FE994

background

#F9FBF6

surface

#F1F6EB

border

#CBD0C6

text

#0D1106

muted

#7E807A

Preview Lab

Preview with #5B971F

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

Preview Lab → · Contrast checker → · Palette generator →