#B4C340#B4C340

#B4C340 is a light, vivid yellow. Relative luminance 0.491; OKLCH L 78.1% C 0.153 H 115.6°. Best body text is #000000 at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#B4C340
RGB	rgb(180, 195, 64)
HSL	hsl(67, 52%, 51%)
HSV	hsv(67, 67%, 76%)
CMYK	cmyk(7.7%, 0%, 67.2%, 23.5%)
CIE-LAB	lab(75.52, -22.08, 61.21)
CIE-LCH	lch(75.52, 65.07, 109.84°)
OKLab	oklab(78.13% -0.0661 0.1377)
OKLCH	oklch(78.13% 0.153 115.6)
XYZ	xyz(39.2639, 49.1043, 12.2592)
Luminance	0.4910 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C340 #4F40C3

analogous

#C39040 #B4C340 #72C340

triadic

#B4C340 #40B4C3 #C340B4

tetradic

#B4C340 #40C390 #4F40C3 #C34072

square

#B4C340 #40C390 #4F40C3 #C34072

split-complementary

#B4C340 #4072C3 #9040C3

monochromatic

#606821 #8B972F #B4C340 #C6D26F #D9E09D

Accessibility & contrast

On white

1.94

#B4C340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.82

#B4C340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C340

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C340	#FFFFFF	#000000	##000000
##B4C340	1.00	1.94	10.82	10.82
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.82	21.00	1.00	1.00
##000000	10.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B92D

Deuteranopia (green-blind)

#CFBB4A

Tritanopia (blue-blind)

#BFB8A9

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #b4c340;
/* rgb */ color: rgb(180, 195, 64);
/* oklch */ color: oklch(78.1% 0.153 115.6);

Tailwind

colors: {
  custom: {
    50: '#ced57c',
    500: '#b4c340',
    950: '#000000',
  },
}

SCSS

$custom: #b4c340;
$custom-light: #ced57c;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c340",
  "rgb": {
    "r": 180,
    "g": 195,
    "b": 64
  },
  "hsl": {
    "h": 66.87,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.78134,
    "c": 0.15275,
    "h": 115.6
  },
  "luminance": 0.49104
}

Semantic roles & 50–950 ramp

primary

#B4C340

secondary

#9992CC

accent

#4CDC5D

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#14140A

muted

#83837C

Preview Lab

Preview with #B4C340

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

Preview Lab → · Contrast checker → · Palette generator →