#B4C440#B4C440

#B4C440 is a light, vivid yellow. Relative luminance 0.496; OKLCH L 78.4% C 0.154 H 116.0°. Best body text is #000000 at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#B4C440
RGB	rgb(180, 196, 64)
HSL	hsl(67, 53%, 51%)
HSV	hsv(67, 67%, 77%)
CMYK	cmyk(8.2%, 0%, 67.3%, 23.1%)
CIE-LAB	lab(75.79, -22.58, 61.50)
CIE-LCH	lch(75.79, 65.51, 110.16°)
OKLab	oklab(78.36% -0.0675 0.1383)
OKLCH	oklch(78.36% 0.154 116)
XYZ	xyz(39.4887, 49.5539, 12.3341)
Luminance	0.4955 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C440 #5040C4

analogous

#C49240 #B4C440 #72C440

triadic

#B4C440 #40B4C4 #C440B4

tetradic

#B4C440 #40C492 #5040C4 #C44072

square

#B4C440 #40C492 #5040C4 #C44072

split-complementary

#B4C440 #4072C4 #9240C4

monochromatic

#606920 #8B982F #B4C440 #C6D26F #D9E19E

Accessibility & contrast

On white

1.92

#B4C440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.91

#B4C440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C440

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C440	#FFFFFF	#000000	##000000
##B4C440	1.00	1.92	10.91	10.91
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.91	21.00	1.00	1.00
##000000	10.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA2C

Deuteranopia (green-blind)

#D0BC4A

Tritanopia (blue-blind)

#BFB9AA

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b4c440;
/* rgb */ color: rgb(180, 196, 64);
/* oklch */ color: oklch(78.4% 0.154 116.0);

Tailwind

colors: {
  custom: {
    50: '#ced57c',
    500: '#b4c440',
    950: '#000000',
  },
}

SCSS

$custom: #b4c440;
$custom-light: #ced57c;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c440",
  "rgb": {
    "r": 180,
    "g": 196,
    "b": 64
  },
  "hsl": {
    "h": 67.273,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.78358,
    "c": 0.15388,
    "h": 116
  },
  "luminance": 0.49553
}

Semantic roles & 50–950 ramp

primary

#B4C440

secondary

#9A93CD

accent

#4CDC5D

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#14140A

muted

#83837C

Preview Lab

Preview with #B4C440

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

Preview Lab → · Contrast checker → · Palette generator →