#5BA11B#5BA11B

#5BA11B is a light, vivid yellow-green. Relative luminance 0.278; OKLCH L 63.8% C 0.174 H 134.3°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#5BA11B
RGB	rgb(91, 161, 27)
HSL	hsl(91, 71%, 37%)
HSV	hsv(91, 83%, 63%)
CMYK	cmyk(43.5%, 0%, 83.2%, 36.9%)
CIE-LAB	lab(59.70, -43.17, 56.62)
CIE-LCH	lch(59.70, 71.20, 127.32°)
OKLab	oklab(63.82% -0.1213 0.1244)
OKLCH	oklch(63.82% 0.174 134.3)
XYZ	xyz(17.2568, 27.7920, 5.4918)
Luminance	0.2779 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BA11B #611BA1

analogous

#9EA11B #5BA11B #1BA11E

triadic

#5BA11B #1B5BA1 #A11B5B

tetradic

#5BA11B #1B9EA1 #611BA1 #A11E1B

square

#5BA11B #1B9EA1 #611BA1 #A11E1B

split-complementary

#5BA11B #1E1BA1 #A11B9E

monochromatic

#203809 #3D6D12 #5BA11B #79D524 #98E254

Accessibility & contrast

On white

3.20

#5BA11B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#5BA11B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5BA11B

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BA11B	#FFFFFF	#000000	##000000
##5BA11B	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79300

Deuteranopia (green-blind)

#9E8E2C

Tritanopia (blue-blind)

#5A9A89

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #5ba11b;
/* rgb */ color: rgb(91, 161, 27);
/* oklch */ color: oklch(63.8% 0.174 134.3);

Tailwind

colors: {
  custom: {
    50: '#90bd65',
    500: '#5ba11b',
    950: '#000000',
  },
}

SCSS

$custom: #5ba11b;
$custom-light: #90bd65;
$custom-dark: #000000;

JSON

{
  "hex": "#5ba11b",
  "rgb": {
    "r": 91,
    "g": 161,
    "b": 27
  },
  "hsl": {
    "h": 91.343,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.63821,
    "c": 0.17375,
    "h": 134.3
  },
  "luminance": 0.27793
}

Semantic roles & 50–950 ramp

primary

#5BA11B

secondary

#8E52C5

accent

#3AEE98

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0D1206

muted

#7E817A

Preview Lab

Preview with #5BA11B

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

Preview Lab → · Contrast checker → · Palette generator →