#B4E45B#B4E45B

#B4E45B is a very light, vivid yellow-green. Relative luminance 0.659; OKLCH L 85.8% C 0.172 H 126.1°. Best body text is #000000 at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#B4E45B
RGB	rgb(180, 228, 91)
HSL	hsl(81, 72%, 63%)
HSV	hsv(81, 60%, 89%)
CMYK	cmyk(21.1%, 0%, 60.1%, 10.6%)
CIE-LAB	lab(84.97, -35.78, 60.26)
CIE-LCH	lch(84.97, 70.08, 120.70°)
OKLab	oklab(85.82% -0.1017 0.1393)
OKLCH	oklch(85.82% 0.172 126.1)
XYZ	xyz(48.4542, 65.9448, 20.0713)
Luminance	0.6594 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E45B #8B5BE4

analogous

#E4D05B #B4E45B #6FE45B

triadic

#B4E45B #5BB4E4 #E45BB4

tetradic

#B4E45B #5BE4D0 #8B5BE4 #E45B6F

square

#B4E45B #5BE4D0 #8B5BE4 #E45B6F

split-complementary

#B4E45B #5B6FE4 #D05BE4

monochromatic

#77A91C #9CDB26 #B4E45B #CCED90 #E4F5C4

Accessibility & contrast

On white

1.48

#B4E45B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.19

#B4E45B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E45B

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E45B	#FFFFFF	#000000	##000000
##B4E45B	1.00	1.48	14.19	14.19
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.19	21.00	1.00	1.00
##000000	14.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD64B

Deuteranopia (green-blind)

#E9D365

Tritanopia (blue-blind)

#BBDAC7

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b4e45b;
/* rgb */ color: rgb(180, 228, 91);
/* oklch */ color: oklch(85.8% 0.172 126.1);

Tailwind

colors: {
  custom: {
    50: '#cdec8e',
    500: '#b4e45b',
    950: '#000000',
  },
}

SCSS

$custom: #b4e45b;
$custom-light: #cdec8e;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e45b",
  "rgb": {
    "r": 180,
    "g": 228,
    "b": 91
  },
  "hsl": {
    "h": 81.022,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.85816,
    "c": 0.17245,
    "h": 126.1
  },
  "luminance": 0.65945
}

Semantic roles & 50–950 ramp

primary

#B4E45B

secondary

#6139AB

accent

#12D456

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B4E45B

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

Preview Lab → · Contrast checker → · Palette generator →