#5BBB40#5BBB40

#5BBB40 is a light, vivid green. Relative luminance 0.381; OKLCH L 70.8% C 0.184 H 139.5°. Best body text is #000000 at 8.63:1 contrast (WCAG AA passes).

Color values

HEX#5BBB40
RGBrgb(91, 187, 64)
HSLhsl(107, 49%, 49%)
HSVhsv(107, 66%, 73%)
CMYKcmyk(51.3%, 0%, 65.8%, 26.7%)
CIE-LABlab(68.12, -50.96, 51.89)
CIE-LCHlch(68.12, 72.73, 134.48°)
OKLaboklab(70.81% -0.14 0.1196)
OKLCHoklch(70.81% 0.184 139.5)
XYZxyz(23.0092, 38.1332, 10.9975)
Luminance0.3814 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5BBB40 #A040BB
analogous
#99BB40 #5BBB40 #40BB63
triadic
#5BBB40 #405BBB #BB405B
tetradic
#5BBB40 #4099BB #A040BB #BB6340
square
#5BBB40 #4099BB #A040BB #BB6340
split-complementary
#5BBB40 #6340BB #BB4099
monochromatic
#2F6021 #458D30 #5BBB40 #81CD6C #A8DC99

Accessibility & contrast

On white

2.43
#5BBB40 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.63
#5BBB40 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBB40
8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5BBB40#FFFFFF#000000##000000
##5BBB401.002.438.638.63
#FFFFFF2.431.0021.0021.00
#0000008.6321.001.001.00
##0000008.6321.001.001.00

Color blindness preview

Protanopia (red-blind)
#C0AB30
Deuteranopia (green-blind)
#B4A34B
Tritanopia (blue-blind)
#52B5A2
Achromatopsia (no color)
#A6A6A6

Design tokens & code

CSS
--color: #5bbb40;
/* rgb */ color: rgb(91, 187, 64);
/* oklch */ color: oklch(70.8% 0.184 139.5);
Tailwind
colors: {
  custom: {
    50: '#92d07a',
    500: '#5bbb40',
    950: '#000000',
  },
}
SCSS
$custom: #5bbb40;
$custom-light: #92d07a;
$custom-dark: #000000;
JSON
{
  "hex": "#5bbb40",
  "rgb": {
    "r": 91,
    "g": 187,
    "b": 64
  },
  "hsl": {
    "h": 106.829,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.70813,
    "c": 0.18411,
    "h": 139.5
  },
  "luminance": 0.38135
}

Semantic roles & 50–950 ramp

primary
#5BBB40
secondary
#BB8FC8
accent
#4FD9BA
background
#F9FCF7
surface
#F2F9EE
border
#CCD2C9
text
#0E140A
muted
#7E827C

Preview Lab

Preview with #5BBB40

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

Preview Lab → · Contrast checker → · Palette generator →

#5BBB40 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva