#5BB12A#5BB12A

#5BB12A is a light, vivid yellow-green. Relative luminance 0.338; OKLCH L 68.1% C 0.186 H 136.8°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#5BB12A
RGB	rgb(91, 177, 42)
HSL	hsl(98, 62%, 43%)
HSV	hsv(98, 76%, 69%)
CMYK	cmyk(48.6%, 0%, 76.3%, 30.6%)
CIE-LAB	lab(64.83, -48.78, 56.86)
CIE-LCH	lch(64.83, 74.92, 130.63°)
OKLab	oklab(68.06% -0.1355 0.1271)
OKLCH	oklch(68.06% 0.186 136.8)
XYZ	xyz(20.4538, 33.8342, 7.6429)
Luminance	0.3384 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB12A #802AB1

analogous

#9EB12A #5BB12A #2AB13C

triadic

#5BB12A #2A5BB1 #B12A5B

tetradic

#5BB12A #2A9EB1 #802AB1 #B13C2A

square

#5BB12A #2A9EB1 #802AB1 #B13C2A

split-complementary

#5BB12A #3C2AB1 #B12A9E

monochromatic

#284E13 #42801E #5BB12A #79D345 #9CDF77

Accessibility & contrast

On white

2.70

#5BB12A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.77

#5BB12A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB12A

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB12A	#FFFFFF	#000000	##000000
##5BB12A	1.00	2.70	7.77	7.77
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.77	21.00	1.00	1.00
##000000	7.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A209

Deuteranopia (green-blind)

#AC9B38

Tritanopia (blue-blind)

#56AA97

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #5bb12a;
/* rgb */ color: rgb(91, 177, 42);
/* oklch */ color: oklch(68.1% 0.186 136.8);

Tailwind

colors: {
  custom: {
    50: '#91c96e',
    500: '#5bb12a',
    950: '#000000',
  },
}

SCSS

$custom: #5bb12a;
$custom-light: #91c96e;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb12a",
  "rgb": {
    "r": 91,
    "g": 177,
    "b": 42
  },
  "hsl": {
    "h": 98.222,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.68059,
    "c": 0.18579,
    "h": 136.8
  },
  "luminance": 0.33836
}

Semantic roles & 50–950 ramp

primary

#5BB12A

secondary

#A770C6

accent

#43E5AA

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #5BB12A

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

Preview Lab → · Contrast checker → · Palette generator →