#B3E449#B3E449

#B3E449 is a very light, vivid yellow-green. Relative luminance 0.656; OKLCH L 85.6% C 0.186 H 125.4°. Best body text is #000000 at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#B3E449
RGB	rgb(179, 228, 73)
HSL	hsl(79, 74%, 59%)
HSV	hsv(79, 68%, 89%)
CMYK	cmyk(21.5%, 0%, 68%, 10.6%)
CIE-LAB	lab(84.77, -37.45, 67.22)
CIE-LCH	lch(84.77, 76.95, 119.13°)
OKLab	oklab(85.59% -0.1078 0.1517)
OKLCH	oklch(85.59% 0.186 125.4)
XYZ	xyz(47.5367, 65.5510, 16.4502)
Luminance	0.6555 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3E449 #7A49E4

analogous

#E4C849 #B3E449 #66E449

triadic

#B3E449 #49B3E4 #E449B3

tetradic

#B3E449 #49E4C8 #7A49E4 #E44966

square

#B3E449 #49E4C8 #7A49E4 #E44966

split-complementary

#B3E449 #4966E4 #C849E4

monochromatic

#729C17 #99D11F #B3E449 #C9EC7E #E0F4B4

Accessibility & contrast

On white

1.49

#B3E449 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.11

#B3E449 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3E449

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3E449	#FFFFFF	#000000	##000000
##B3E449	1.00	1.49	14.11	14.11
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.11	21.00	1.00	1.00
##000000	14.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D531

Deuteranopia (green-blind)

#E9D356

Tritanopia (blue-blind)

#BBD9C5

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b3e449;
/* rgb */ color: rgb(179, 228, 73);
/* oklch */ color: oklch(85.6% 0.186 125.4);

Tailwind

colors: {
  custom: {
    50: '#cdec84',
    500: '#b3e449',
    950: '#000000',
  },
}

SCSS

$custom: #b3e449;
$custom-light: #cdec84;
$custom-dark: #000000;

JSON

{
  "hex": "#b3e449",
  "rgb": {
    "r": 179,
    "g": 228,
    "b": 73
  },
  "hsl": {
    "h": 78.968,
    "s": 74.163,
    "l": 59.02
  },
  "oklch": {
    "l": 0.85592,
    "c": 0.18607,
    "h": 125.4
  },
  "luminance": 0.65552
}

Semantic roles & 50–950 ramp

primary

#B3E449

secondary

#55329F

accent

#37F172

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B3E449

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

Preview Lab → · Contrast checker → · Palette generator →