#5B9F19#5B9F19

#5B9F19 is a light, vivid yellow-green. Relative luminance 0.271; OKLCH L 63.3% C 0.172 H 133.9°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#5B9F19
RGB	rgb(91, 159, 25)
HSL	hsl(90, 73%, 36%)
HSV	hsv(90, 84%, 62%)
CMYK	cmyk(42.8%, 0%, 84.3%, 37.6%)
CIE-LAB	lab(59.06, -42.43, 56.58)
CIE-LCH	lch(59.06, 70.72, 126.87°)
OKLab	oklab(63.29% -0.1195 0.124)
OKLCH	oklch(63.29% 0.172 133.9)
XYZ	xyz(16.8877, 27.0897, 5.2585)
Luminance	0.2709 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9F19 #5D199F

analogous

#9E9F19 #5B9F19 #199F1A

triadic

#5B9F19 #195B9F #9F195B

tetradic

#5B9F19 #199E9F #5D199F #9F1A19

square

#5B9F19 #199E9F #5D199F #9F1A19

split-complementary

#5B9F19 #1A199F #9F199E

monochromatic

#1E3508 #3D6A11 #5B9F19 #79D421 #98E34F

Accessibility & contrast

On white

3.27

#5B9F19 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#5B9F19 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B9F19

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9F19	#FFFFFF	#000000	##000000
##5B9F19	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69200

Deuteranopia (green-blind)

#9C8C2A

Tritanopia (blue-blind)

#5A9887

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #5b9f19;
/* rgb */ color: rgb(91, 159, 25);
/* oklch */ color: oklch(63.3% 0.172 133.9);

Tailwind

colors: {
  custom: {
    50: '#90bc64',
    500: '#5b9f19',
    950: '#000000',
  },
}

SCSS

$custom: #5b9f19;
$custom-light: #90bc64;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9f19",
  "rgb": {
    "r": 91,
    "g": 159,
    "b": 25
  },
  "hsl": {
    "h": 90.448,
    "s": 72.826,
    "l": 36.078
  },
  "oklch": {
    "l": 0.63291,
    "c": 0.17215,
    "h": 133.9
  },
  "luminance": 0.27091
}

Semantic roles & 50–950 ramp

primary

#5B9F19

secondary

#8B4EC6

accent

#38F095

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0D1206

muted

#7E817A

Preview Lab

Preview with #5B9F19

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

Preview Lab → · Contrast checker → · Palette generator →