#5BBB27#5BBB27

#5BBB27 is a light, vivid yellow-green. Relative luminance 0.379; OKLCH L 70.6% C 0.199 H 137.4°. Best body text is #000000 at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#5BBB27
RGB	rgb(91, 187, 39)
HSL	hsl(99, 65%, 44%)
HSV	hsv(99, 79%, 73%)
CMYK	cmyk(51.3%, 0%, 79.1%, 26.7%)
CIE-LAB	lab(67.95, -52.80, 60.80)
CIE-LCH	lch(67.95, 80.52, 130.97°)
OKLab	oklab(70.62% -0.1465 0.1349)
OKLCH	oklch(70.62% 0.199 137.4)
XYZ	xyz(22.4502, 37.9096, 8.0533)
Luminance	0.3791 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBB27 #8727BB

analogous

#A5BB27 #5BBB27 #27BB3D

triadic

#5BBB27 #275BBB #BB275B

tetradic

#5BBB27 #27A5BB #8727BB #BB3D27

square

#5BBB27 #27A5BB #8727BB #BB3D27

split-complementary

#5BBB27 #3D27BB #BB27A5

monochromatic

#2A5612 #42881C #5BBB27 #7AD947 #9EE379

Accessibility & contrast

On white

2.45

#5BBB27 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.58

#5BBB27 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBB27

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBB27	#FFFFFF	#000000	##000000
##5BBB27	1.00	2.45	8.58	8.58
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.58	21.00	1.00	1.00
##000000	8.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AB00

Deuteranopia (green-blind)

#B5A338

Tritanopia (blue-blind)

#54B4A0

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #5bbb27;
/* rgb */ color: rgb(91, 187, 39);
/* oklch */ color: oklch(70.6% 0.199 137.4);

Tailwind

colors: {
  custom: {
    50: '#93d06e',
    500: '#5bbb27',
    950: '#000000',
  },
}

SCSS

$custom: #5bbb27;
$custom-light: #93d06e;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbb27",
  "rgb": {
    "r": 91,
    "g": 187,
    "b": 39
  },
  "hsl": {
    "h": 98.919,
    "s": 65.487,
    "l": 44.314
  },
  "oklch": {
    "l": 0.70624,
    "c": 0.19913,
    "h": 137.4
  },
  "luminance": 0.37911
}

Semantic roles & 50–950 ramp

primary

#5BBB27

secondary

#AC73CB

accent

#3FE8AD

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1408

muted

#7E827B

Preview Lab

Preview with #5BBB27

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

Preview Lab → · Contrast checker → · Palette generator →