#5BF581#5BF581

#5BF581 is a very light, highly saturated green. Relative luminance 0.691; OKLCH L 86.2% C 0.204 H 148.4°. Best body text is #000000 at 14.82:1 contrast (WCAG AA passes).

Color values

HEX	#5BF581
RGB	rgb(91, 245, 129)
HSL	hsl(135, 89%, 66%)
HSV	hsv(135, 63%, 96%)
CMYK	cmyk(62.9%, 0%, 47.3%, 3.9%)
CIE-LAB	lab(86.56, -64.50, 43.93)
CIE-LCH	lch(86.56, 78.03, 145.74°)
OKLab	oklab(86.23% -0.1741 0.107)
OKLCH	oklch(86.23% 0.204 148.4)
XYZ	xyz(40.9263, 69.1098, 31.9473)
Luminance	0.6911 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BF581 #F55BCF

analogous

#82F55B #5BF581 #5BF5CE

triadic

#5BF581 #815BF5 #F5815B

tetradic

#5BF581 #5B82F5 #F55BCF #F5CE5B

square

#5BF581 #5B82F5 #F55BCF #F5CE5B

split-complementary

#5BF581 #CE5BF5 #F55B82

monochromatic

#0CC93B #21F155 #5BF581 #95F9AD #CEFCDA

Accessibility & contrast

On white

1.42

#5BF581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.82

#5BF581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BF581

14.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BF581	#FFFFFF	#000000	##000000
##5BF581	1.00	1.42	14.82	14.82
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.82	21.00	1.00	1.00
##000000	14.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7E178

Deuteranopia (green-blind)

#E4D389

Tritanopia (blue-blind)

#29F0DA

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #5bf581;
/* rgb */ color: rgb(91, 245, 129);
/* oklch */ color: oklch(86.2% 0.204 148.4);

Tailwind

colors: {
  custom: {
    50: '#99faa7',
    500: '#5bf581',
    950: '#000000',
  },
}

SCSS

$custom: #5bf581;
$custom-light: #99faa7;
$custom-dark: #000000;

JSON

{
  "hex": "#5bf581",
  "rgb": {
    "r": 91,
    "g": 245,
    "b": 129
  },
  "hsl": {
    "h": 134.805,
    "s": 88.506,
    "l": 65.882
  },
  "oklch": {
    "l": 0.86231,
    "c": 0.20432,
    "h": 148.4
  },
  "luminance": 0.69114
}

Semantic roles & 50–950 ramp

primary

#5BF581

secondary

#C62EA0

accent

#00ADE5

background

#FCFFFC

surface

#F5FFF6

border

#CFD7D0

text

#0F1710

muted

#808580

Preview Lab

Preview with #5BF581

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

Preview Lab → · Contrast checker → · Palette generator →