#5BF451#5BF451

#5BF451 is a very light, highly saturated green. Relative luminance 0.675; OKLCH L 85.4% C 0.240 H 142.3°. Best body text is #000000 at 14.50:1 contrast (WCAG AA passes).

Color values

HEX	#5BF451
RGB	rgb(91, 244, 81)
HSL	hsl(116, 88%, 64%)
HSV	hsv(116, 67%, 96%)
CMYK	cmyk(62.7%, 0%, 66.8%, 4.3%)
CIE-LAB	lab(85.76, -69.82, 64.08)
CIE-LCH	lch(85.76, 94.76, 137.45°)
OKLab	oklab(85.42% -0.1901 0.1472)
OKLCH	oklch(85.42% 0.24 142.3)
XYZ	xyz(38.1482, 67.5158, 18.8045)
Luminance	0.6752 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BF451 #EA51F4

analogous

#ACF451 #5BF451 #51F498

triadic

#5BF451 #515BF4 #F4515B

tetradic

#5BF451 #51ACF4 #EA51F4 #F49851

square

#5BF451 #51ACF4 #EA51F4 #F49851

split-complementary

#5BF451 #9851F4 #F451AC

monochromatic

#17BF0C #25F017 #5BF451 #91F88B #C8FBC4

Accessibility & contrast

On white

1.45

#5BF451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.50

#5BF451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BF451

14.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BF451	#FFFFFF	#000000	##000000
##5BF451	1.00	1.45	14.50	14.50
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.50	21.00	1.00	1.00
##000000	14.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DE3A

Deuteranopia (green-blind)

#E7D260

Tritanopia (blue-blind)

#3DEDD3

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #5bf451;
/* rgb */ color: rgb(91, 244, 81);
/* oklch */ color: oklch(85.4% 0.240 142.3);

Tailwind

colors: {
  custom: {
    50: '#9af989',
    500: '#5bf451',
    950: '#000000',
  },
}

SCSS

$custom: #5bf451;
$custom-light: #9af989;
$custom-dark: #000000;

JSON

{
  "hex": "#5bf451",
  "rgb": {
    "r": 91,
    "g": 244,
    "b": 81
  },
  "hsl": {
    "h": 116.319,
    "s": 88.108,
    "l": 63.725
  },
  "oklch": {
    "l": 0.85415,
    "c": 0.24042,
    "h": 142.3
  },
  "luminance": 0.6752
}

Semantic roles & 50–950 ramp

primary

#5BF451

secondary

#B42DBD

accent

#01E5D7

background

#FCFFFC

surface

#F6FFF4

border

#D0D7CE

text

#0F170C

muted

#80857F

Preview Lab

Preview with #5BF451

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

Preview Lab → · Contrast checker → · Palette generator →