#B3C43A#B3C43A

#B3C43A is a light, vivid yellow. Relative luminance 0.494; OKLCH L 78.2% C 0.158 H 116.3°. Best body text is #000000 at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#B3C43A
RGB	rgb(179, 196, 58)
HSL	hsl(67, 54%, 50%)
HSV	hsv(67, 70%, 77%)
CMYK	cmyk(8.7%, 0%, 70.4%, 23.1%)
CIE-LAB	lab(75.68, -23.33, 63.61)
CIE-LCH	lch(75.68, 67.75, 110.14°)
OKLab	oklab(78.24% -0.0701 0.1418)
OKLCH	oklch(78.24% 0.158 116.3)
XYZ	xyz(39.0950, 49.3696, 11.4719)
Luminance	0.4937 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C43A #4B3AC4

analogous

#C4903A #B3C43A #6EC43A

triadic

#B3C43A #3AB3C4 #C43AB3

tetradic

#B3C43A #3AC490 #4B3AC4 #C43A6E

square

#B3C43A #3AC490 #4B3AC4 #C43A6E

split-complementary

#B3C43A #3A6EC4 #903AC4

monochromatic

#5D661E #88952C #B3C43A #C5D369 #D8E098

Accessibility & contrast

On white

1.93

#B3C43A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.87

#B3C43A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C43A

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C43A	#FFFFFF	#000000	##000000
##B3C43A	1.00	1.93	10.87	10.87
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.87	21.00	1.00	1.00
##000000	10.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA22

Deuteranopia (green-blind)

#D0BB45

Tritanopia (blue-blind)

#BEB9A9

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #b3c43a;
/* rgb */ color: rgb(179, 196, 58);
/* oklch */ color: oklch(78.2% 0.158 116.3);

Tailwind

colors: {
  custom: {
    50: '#cdd579',
    500: '#b3c43a',
    950: '#000000',
  },
}

SCSS

$custom: #b3c43a;
$custom-light: #cdd579;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c43a",
  "rgb": {
    "r": 179,
    "g": 196,
    "b": 58
  },
  "hsl": {
    "h": 67.391,
    "s": 54.331,
    "l": 49.804
  },
  "oklch": {
    "l": 0.78235,
    "c": 0.15819,
    "h": 116.3
  },
  "luminance": 0.49369
}

Semantic roles & 50–950 ramp

primary

#B3C43A

secondary

#958ECC

accent

#4ADE5C

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#14140A

muted

#83837C

Preview Lab

Preview with #B3C43A

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

Preview Lab → · Contrast checker → · Palette generator →