#B3E45B#B3E45B

#B3E45B is a very light, vivid yellow-green. Relative luminance 0.658; OKLCH L 85.8% C 0.173 H 126.4°. Best body text is #000000 at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#B3E45B
RGB	rgb(179, 228, 91)
HSL	hsl(81, 72%, 63%)
HSV	hsv(81, 60%, 89%)
CMYK	cmyk(21.5%, 0%, 60.1%, 10.6%)
CIE-LAB	lab(84.91, -36.16, 60.17)
CIE-LCH	lch(84.91, 70.20, 121.00°)
OKLab	oklab(85.75% -0.1027 0.1391)
OKLCH	oklch(85.75% 0.173 126.4)
XYZ	xyz(48.2222, 65.8252, 20.0605)
Luminance	0.6583 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3E45B #8C5BE4

analogous

#E4D15B #B3E45B #6EE45B

triadic

#B3E45B #5BB3E4 #E45BB3

tetradic

#B3E45B #5BE4D1 #8C5BE4 #E45B6E

square

#B3E45B #5BE4D1 #8C5BE4 #E45B6E

split-complementary

#B3E45B #5B6EE4 #D15BE4

monochromatic

#76A91C #9BDB26 #B3E45B #CBED90 #E4F5C4

Accessibility & contrast

On white

1.48

#B3E45B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.17

#B3E45B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3E45B

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3E45B	#FFFFFF	#000000	##000000
##B3E45B	1.00	1.48	14.17	14.17
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.17	21.00	1.00	1.00
##000000	14.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD64B

Deuteranopia (green-blind)

#E8D365

Tritanopia (blue-blind)

#B9DAC7

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b3e45b;
/* rgb */ color: rgb(179, 228, 91);
/* oklch */ color: oklch(85.8% 0.173 126.4);

Tailwind

colors: {
  custom: {
    50: '#cdec8e',
    500: '#b3e45b',
    950: '#000000',
  },
}

SCSS

$custom: #b3e45b;
$custom-light: #cdec8e;
$custom-dark: #000000;

JSON

{
  "hex": "#b3e45b",
  "rgb": {
    "r": 179,
    "g": 228,
    "b": 91
  },
  "hsl": {
    "h": 81.46,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.85751,
    "c": 0.1729,
    "h": 126.4
  },
  "luminance": 0.65826
}

Semantic roles & 50–950 ramp

primary

#B3E45B

secondary

#6139AB

accent

#12D457

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B3E45B

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

Preview Lab → · Contrast checker → · Palette generator →