#5BB42B#5BB42B

#5BB42B is a light, vivid yellow-green. Relative luminance 0.350; OKLCH L 68.8% C 0.189 H 137.1°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#5BB42B
RGB	rgb(91, 180, 43)
HSL	hsl(99, 61%, 44%)
HSV	hsv(99, 76%, 71%)
CMYK	cmyk(49.4%, 0%, 76.1%, 29.4%)
CIE-LAB	lab(65.78, -49.89, 57.45)
CIE-LCH	lch(65.78, 76.09, 130.97°)
OKLab	oklab(68.84% -0.1384 0.1285)
OKLCH	oklch(68.84% 0.189 137.1)
XYZ	xyz(21.0710, 35.0396, 7.9380)
Luminance	0.3504 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB42B #842BB4

analogous

#9FB42B #5BB42B #2BB43F

triadic

#5BB42B #2B5BB4 #B42B5B

tetradic

#5BB42B #2B9FB4 #842BB4 #B43F2B

square

#5BB42B #2B9FB4 #842BB4 #B43F2B

split-complementary

#5BB42B #3F2BB4 #B42B9F

monochromatic

#295113 #42831F #5BB42B #79D349 #9EDF7A

Accessibility & contrast

On white

2.62

#5BB42B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#5BB42B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB42B

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB42B	#FFFFFF	#000000	##000000
##5BB42B	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA40A

Deuteranopia (green-blind)

#AE9D3A

Tritanopia (blue-blind)

#56AD9A

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #5bb42b;
/* rgb */ color: rgb(91, 180, 43);
/* oklch */ color: oklch(68.8% 0.189 137.1);

Tailwind

colors: {
  custom: {
    50: '#92cb6f',
    500: '#5bb42b',
    950: '#000000',
  },
}

SCSS

$custom: #5bb42b;
$custom-light: #92cb6f;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb42b",
  "rgb": {
    "r": 91,
    "g": 180,
    "b": 43
  },
  "hsl": {
    "h": 98.978,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.68841,
    "c": 0.18885,
    "h": 137.1
  },
  "luminance": 0.35041
}

Semantic roles & 50–950 ramp

primary

#5BB42B

secondary

#AA73C7

accent

#43E5AC

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #5BB42B

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

Preview Lab → · Contrast checker → · Palette generator →