#5BB22B#5BB22B

#5BB22B is a light, vivid yellow-green. Relative luminance 0.342; OKLCH L 68.3% C 0.186 H 137.0°. Best body text is #000000 at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#5BB22B
RGB	rgb(91, 178, 43)
HSL	hsl(99, 61%, 43%)
HSV	hsv(99, 76%, 70%)
CMYK	cmyk(48.9%, 0%, 75.8%, 30.2%)
CIE-LAB	lab(65.15, -49.11, 56.84)
CIE-LCH	lch(65.15, 75.11, 130.83°)
OKLab	oklab(68.32% -0.1363 0.1272)
OKLCH	oklch(68.32% 0.186 137)
XYZ	xyz(20.6702, 34.2379, 7.8044)
Luminance	0.3424 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB22B #822BB2

analogous

#9EB22B #5BB22B #2BB23F

triadic

#5BB22B #2B5BB2 #B22B5B

tetradic

#5BB22B #2B9EB2 #822BB2 #B23F2B

square

#5BB22B #2B9EB2 #822BB2 #B23F2B

split-complementary

#5BB22B #3F2BB2 #B22B9E

monochromatic

#294F13 #42811F #5BB22B #79D348 #9DDF79

Accessibility & contrast

On white

2.68

#5BB22B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.85

#5BB22B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB22B

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB22B	#FFFFFF	#000000	##000000
##5BB22B	1.00	2.68	7.85	7.85
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.85	21.00	1.00	1.00
##000000	7.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A30C

Deuteranopia (green-blind)

#AD9B39

Tritanopia (blue-blind)

#56AB98

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #5bb22b;
/* rgb */ color: rgb(91, 178, 43);
/* oklch */ color: oklch(68.3% 0.186 137.0);

Tailwind

colors: {
  custom: {
    50: '#91ca6e',
    500: '#5bb22b',
    950: '#000000',
  },
}

SCSS

$custom: #5bb22b;
$custom-light: #91ca6e;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb22b",
  "rgb": {
    "r": 91,
    "g": 178,
    "b": 43
  },
  "hsl": {
    "h": 98.667,
    "s": 61.086,
    "l": 43.333
  },
  "oklch": {
    "l": 0.68324,
    "c": 0.18644,
    "h": 137
  },
  "luminance": 0.34239
}

Semantic roles & 50–950 ramp

primary

#5BB22B

secondary

#A972C7

accent

#44E4AB

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #5BB22B

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

Preview Lab → · Contrast checker → · Palette generator →