#B3C440#B3C440

#B3C440 is a light, vivid yellow. Relative luminance 0.494; OKLCH L 78.3% C 0.154 H 116.4°. Best body text is #000000 at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#B3C440
RGB	rgb(179, 196, 64)
HSL	hsl(68, 53%, 51%)
HSV	hsv(68, 67%, 77%)
CMYK	cmyk(8.7%, 0%, 67.3%, 23.1%)
CIE-LAB	lab(75.72, -22.99, 61.40)
CIE-LCH	lch(75.72, 65.56, 110.53°)
OKLab	oklab(78.28% -0.0686 0.1381)
OKLCH	oklch(78.28% 0.154 116.4)
XYZ	xyz(39.2566, 49.4342, 12.3232)
Luminance	0.4943 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C440 #5140C4

analogous

#C49340 #B3C440 #71C440

triadic

#B3C440 #40B3C4 #C440B3

tetradic

#B3C440 #40C493 #5140C4 #C44071

square

#B3C440 #40C493 #5140C4 #C44071

split-complementary

#B3C440 #4071C4 #9340C4

monochromatic

#606920 #8A982F #B3C440 #C6D26F #D8E19E

Accessibility & contrast

On white

1.93

#B3C440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.89

#B3C440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C440

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C440	#FFFFFF	#000000	##000000
##B3C440	1.00	1.93	10.89	10.89
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.89	21.00	1.00	1.00
##000000	10.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA2C

Deuteranopia (green-blind)

#D0BC4A

Tritanopia (blue-blind)

#BEB9A9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b3c440;
/* rgb */ color: rgb(179, 196, 64);
/* oklch */ color: oklch(78.3% 0.154 116.4);

Tailwind

colors: {
  custom: {
    50: '#cdd57c',
    500: '#b3c440',
    950: '#000000',
  },
}

SCSS

$custom: #b3c440;
$custom-light: #cdd57c;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c440",
  "rgb": {
    "r": 179,
    "g": 196,
    "b": 64
  },
  "hsl": {
    "h": 67.727,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.7828,
    "c": 0.1542,
    "h": 116.4
  },
  "luminance": 0.49434
}

Semantic roles & 50–950 ramp

primary

#B3C440

secondary

#9A93CD

accent

#4CDC5E

background

#FCFDF7

surface

#F9FAEE

border

#D2D3C9

text

#14140A

muted

#82837C

Preview Lab

Preview with #B3C440

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

Preview Lab → · Contrast checker → · Palette generator →