#5BB63B#5BB63B

#5BB63B is a light, vivid green. Relative luminance 0.360; OKLCH L 69.5% C 0.181 H 138.7°. Best body text is #000000 at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#5BB63B
RGB	rgb(91, 182, 59)
HSL	hsl(104, 51%, 47%)
HSV	hsv(104, 68%, 71%)
CMYK	cmyk(50%, 0%, 67.6%, 28.6%)
CIE-LAB	lab(66.52, -49.46, 52.23)
CIE-LCH	lch(66.52, 71.94, 133.44°)
OKLab	oklab(69.48% -0.1362 0.1197)
OKLCH	oklch(69.48% 0.181 138.7)
XYZ	xyz(21.8309, 35.9942, 9.9340)
Luminance	0.3600 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB63B #963BB6

analogous

#99B63B #5BB63B #3BB658

triadic

#5BB63B #3B5BB6 #B63B5B

tetradic

#5BB63B #3B99B6 #963BB6 #B6583B

square

#5BB63B #3B99B6 #963BB6 #B6583B

split-complementary

#5BB63B #583BB6 #B63B99

monochromatic

#2D5A1D #44882C #5BB63B #7ECC62 #A4DB90

Accessibility & contrast

On white

2.56

#5BB63B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.20

#5BB63B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB63B

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB63B	#FFFFFF	#000000	##000000
##5BB63B	1.00	2.56	8.20	8.20
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.20	21.00	1.00	1.00
##000000	8.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA72A

Deuteranopia (green-blind)

#AF9F46

Tritanopia (blue-blind)

#54B09D

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #5bb63b;
/* rgb */ color: rgb(91, 182, 59);
/* oklch */ color: oklch(69.5% 0.181 138.7);

Tailwind

colors: {
  custom: {
    50: '#91cd77',
    500: '#5bb63b',
    950: '#000000',
  },
}

SCSS

$custom: #5bb63b;
$custom-light: #91cd77;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb63b",
  "rgb": {
    "r": 91,
    "g": 182,
    "b": 59
  },
  "hsl": {
    "h": 104.39,
    "s": 51.037,
    "l": 47.255
  },
  "oklch": {
    "l": 0.69481,
    "c": 0.18136,
    "h": 138.7
  },
  "luminance": 0.35996
}

Semantic roles & 50–950 ramp

primary

#5BB63B

secondary

#B687C6

accent

#4DDBB6

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1309

muted

#7E827B

Preview Lab

Preview with #5BB63B

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

Preview Lab → · Contrast checker → · Palette generator →