#5BB571#5BB571

#5BB571 is a light, vivid green. Relative luminance 0.365; OKLCH L 70.0% C 0.132 H 149.8°. Best body text is #000000 at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#5BB571
RGB	rgb(91, 181, 113)
HSL	hsl(135, 38%, 53%)
HSV	hsv(135, 50%, 71%)
CMYK	cmyk(49.7%, 0%, 37.6%, 29%)
CIE-LAB	lab(66.87, -41.98, 26.60)
CIE-LCH	lch(66.87, 49.70, 147.64°)
OKLab	oklab(69.99% -0.114 0.0664)
OKLCH	oklch(69.99% 0.132 149.8)
XYZ	xyz(23.8173, 36.4623, 21.4024)
Luminance	0.3646 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB571 #B55B9F

analogous

#72B55B #5BB571 #5BB59E

triadic

#5BB571 #715BB5 #B5715B

tetradic

#5BB571 #5B72B5 #B55B9F #B59E5B

square

#5BB571 #5B72B5 #B55B9F #B59E5B

split-complementary

#5BB571 #9E5BB5 #B55B72

monochromatic

#2F673C #429155 #5BB571 #85C896 #AFDBBA

Accessibility & contrast

On white

2.53

#5BB571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.29

#5BB571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB571

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB571	#FFFFFF	#000000	##000000
##5BB571	1.00	2.53	8.29	8.29
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.29	21.00	1.00	1.00
##000000	8.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A86C

Deuteranopia (green-blind)

#A99F75

Tritanopia (blue-blind)

#49B2A4

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #5bb571;
/* rgb */ color: rgb(91, 181, 113);
/* oklch */ color: oklch(70.0% 0.132 149.8);

Tailwind

colors: {
  custom: {
    50: '#8fcc9a',
    500: '#5bb571',
    950: '#000000',
  },
}

SCSS

$custom: #5bb571;
$custom-light: #8fcc9a;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb571",
  "rgb": {
    "r": 91,
    "g": 181,
    "b": 113
  },
  "hsl": {
    "h": 134.667,
    "s": 37.815,
    "l": 53.333
  },
  "oklch": {
    "l": 0.6999,
    "c": 0.13193,
    "h": 149.8
  },
  "luminance": 0.36464
}

Semantic roles & 50–950 ramp

primary

#5BB571

secondary

#C9A3C0

accent

#5AB1CE

background

#F9FCF9

surface

#F1F9F2

border

#CBD2CC

text

#0D130E

muted

#7E827E

Preview Lab

Preview with #5BB571

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

Preview Lab → · Contrast checker → · Palette generator →