#5BB31A#5BB31A

#5BB31A is a light, vivid yellow-green. Relative luminance 0.345; OKLCH L 68.5% C 0.195 H 136.1°. Best body text is #000000 at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#5BB31A
RGB	rgb(91, 179, 26)
HSL	hsl(95, 75%, 40%)
HSV	hsv(95, 85%, 70%)
CMYK	cmyk(49.2%, 0%, 85.5%, 29.8%)
CIE-LAB	lab(65.39, -50.37, 61.93)
CIE-LCH	lch(65.39, 79.83, 129.12°)
OKLab	oklab(68.49% -0.1406 0.1354)
OKLCH	oklch(68.49% 0.195 136.1)
XYZ	xyz(20.6204, 34.5375, 6.5569)
Luminance	0.3454 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB31A #721AB3

analogous

#A7B31A #5BB31A #1AB326

triadic

#5BB31A #1A5BB3 #B31A5B

tetradic

#5BB31A #1AA7B3 #721AB3 #B3261A

square

#5BB31A #1AA7B3 #721AB3 #B3261A

split-complementary

#5BB31A #261AB3 #B31AA7

monochromatic

#25480A #407E12 #5BB31A #77E02A #99E860

Accessibility & contrast

On white

2.66

#5BB31A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.91

#5BB31A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB31A

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB31A	#FFFFFF	#000000	##000000
##5BB31A	1.00	2.66	7.91	7.91
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.91	21.00	1.00	1.00
##000000	7.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA300

Deuteranopia (green-blind)

#AE9C2F

Tritanopia (blue-blind)

#57AC98

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #5bb31a;
/* rgb */ color: rgb(91, 179, 26);
/* oklch */ color: oklch(68.5% 0.195 136.1);

Tailwind

colors: {
  custom: {
    50: '#92ca67',
    500: '#5bb31a',
    950: '#000000',
  },
}

SCSS

$custom: #5bb31a;
$custom-light: #92ca67;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb31a",
  "rgb": {
    "r": 91,
    "g": 179,
    "b": 26
  },
  "hsl": {
    "h": 94.51,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.68493,
    "c": 0.19525,
    "h": 136.1
  },
  "luminance": 0.34539
}

Semantic roles & 50–950 ramp

primary

#5BB31A

secondary

#9D5DCC

accent

#37F1A2

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #5BB31A

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

Preview Lab → · Contrast checker → · Palette generator →