#5BB11E#5BB11E

#5BB11E is a light, vivid yellow-green. Relative luminance 0.338; OKLCH L 68.0% C 0.191 H 136.1°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#5BB11E
RGB	rgb(91, 177, 30)
HSL	hsl(95, 71%, 41%)
HSV	hsv(95, 83%, 69%)
CMYK	cmyk(48.6%, 0%, 83.1%, 30.6%)
CIE-LAB	lab(64.77, -49.43, 60.40)
CIE-LCH	lch(64.77, 78.04, 129.30°)
OKLab	oklab(67.99% -0.1379 0.1328)
OKLCH	oklch(67.99% 0.191 136.1)
XYZ	xyz(20.2703, 33.7608, 6.6764)
Luminance	0.3376 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB11E #741EB1

analogous

#A4B11E #5BB11E #1EB12B

triadic

#5BB11E #1E5BB1 #B11E5B

tetradic

#5BB11E #1EA4B1 #741EB1 #B12B1E

square

#5BB11E #1EA4B1 #741EB1 #B12B1E

split-complementary

#5BB11E #2B1EB1 #B11EA4

monochromatic

#25480C #407D15 #5BB11E #77DC30 #9AE565

Accessibility & contrast

On white

2.71

#5BB11E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#5BB11E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB11E

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB11E	#FFFFFF	#000000	##000000
##5BB11E	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A200

Deuteranopia (green-blind)

#AC9B31

Tritanopia (blue-blind)

#57AA97

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #5bb11e;
/* rgb */ color: rgb(91, 177, 30);
/* oklch */ color: oklch(68.0% 0.191 136.1);

Tailwind

colors: {
  custom: {
    50: '#92c969',
    500: '#5bb11e',
    950: '#000000',
  },
}

SCSS

$custom: #5bb11e;
$custom-light: #92c969;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb11e",
  "rgb": {
    "r": 91,
    "g": 177,
    "b": 30
  },
  "hsl": {
    "h": 95.102,
    "s": 71.014,
    "l": 40.588
  },
  "oklch": {
    "l": 0.67992,
    "c": 0.19144,
    "h": 136.1
  },
  "luminance": 0.33762
}

Semantic roles & 50–950 ramp

primary

#5BB11E

secondary

#9E61CA

accent

#3AEEA3

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #5BB11E

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

Preview Lab → · Contrast checker → · Palette generator →