#5BBB1F#5BBB1F

#5BBB1F is a light, highly saturated yellow-green. Relative luminance 0.379; OKLCH L 70.6% C 0.203 H 136.9°. Best body text is #000000 at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#5BBB1F
RGB	rgb(91, 187, 31)
HSL	hsl(97, 72%, 43%)
HSV	hsv(97, 83%, 73%)
CMYK	cmyk(51.3%, 0%, 83.4%, 26.7%)
CIE-LAB	lab(67.92, -53.19, 62.97)
CIE-LCH	lch(67.92, 82.43, 130.19°)
OKLab	oklab(70.58% -0.148 0.1383)
OKLCH	oklch(70.58% 0.203 136.9)
XYZ	xyz(22.3313, 37.8621, 7.4274)
Luminance	0.3786 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBB1F #7F1FBB

analogous

#A9BB1F #5BBB1F #1FBB31

triadic

#5BBB1F #1F5BBB #BB1F5B

tetradic

#5BBB1F #1FA9BB #7F1FBB #BB311F

square

#5BBB1F #1FA9BB #7F1FBB #BB311F

split-complementary

#5BBB1F #311FBB #BB1FA9

monochromatic

#28520E #418716 #5BBB1F #79DE39 #9CE76E

Accessibility & contrast

On white

2.45

#5BBB1F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.57

#5BBB1F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBB1F

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBB1F	#FFFFFF	#000000	##000000
##5BBB1F	1.00	2.45	8.57	8.57
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.57	21.00	1.00	1.00
##000000	8.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#B5A333

Tritanopia (blue-blind)

#55B49F

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #5bbb1f;
/* rgb */ color: rgb(91, 187, 31);
/* oklch */ color: oklch(70.6% 0.203 136.9);

Tailwind

colors: {
  custom: {
    50: '#93d06a',
    500: '#5bbb1f',
    950: '#000000',
  },
}

SCSS

$custom: #5bbb1f;
$custom-light: #93d06a;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbb1f",
  "rgb": {
    "r": 91,
    "g": 187,
    "b": 31
  },
  "hsl": {
    "h": 96.923,
    "s": 71.56,
    "l": 42.745
  },
  "oklch": {
    "l": 0.70584,
    "c": 0.20254,
    "h": 136.9
  },
  "luminance": 0.37864
}

Semantic roles & 50–950 ramp

primary

#5BBB1F

secondary

#A669CD

accent

#3AEEA9

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0E1407

muted

#7E827A

Preview Lab

Preview with #5BBB1F

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

Preview Lab → · Contrast checker → · Palette generator →