#B4C52F#B4C52F

#B4C52F is a light, vivid yellow. Relative luminance 0.498; OKLCH L 78.5% C 0.165 H 116.1°. Best body text is #000000 at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#B4C52F
RGB	rgb(180, 197, 47)
HSL	hsl(67, 61%, 48%)
HSV	hsv(67, 76%, 77%)
CMYK	cmyk(8.6%, 0%, 76.1%, 22.7%)
CIE-LAB	lab(75.97, -23.93, 67.62)
CIE-LCH	lch(75.97, 71.73, 109.48°)
OKLab	oklab(78.47% -0.0727 0.1484)
OKLCH	oklch(78.47% 0.165 116.1)
XYZ	xyz(39.3028, 49.8416, 10.2387)
Luminance	0.4984 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C52F #402FC5

analogous

#C58B2F #B4C52F #69C52F

triadic

#B4C52F #2FB4C5 #C52FB4

tetradic

#B4C52F #2FC58B #402FC5 #C52F69

square

#B4C52F #2FC58B #402FC5 #C52F69

split-complementary

#B4C52F #2F69C5 #8B2FC5

monochromatic

#5A6217 #879423 #B4C52F #C9D85A #D9E38B

Accessibility & contrast

On white

1.91

#B4C52F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.97

#B4C52F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C52F

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C52F	#FFFFFF	#000000	##000000
##B4C52F	1.00	1.91	10.97	10.97
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.97	21.00	1.00	1.00
##000000	10.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB04

Deuteranopia (green-blind)

#D2BC3D

Tritanopia (blue-blind)

#C0BAA9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #b4c52f;
/* rgb */ color: rgb(180, 197, 47);
/* oklch */ color: oklch(78.5% 0.165 116.1);

Tailwind

colors: {
  custom: {
    50: '#ced674',
    500: '#b4c52f',
    950: '#000000',
  },
}

SCSS

$custom: #b4c52f;
$custom-light: #ced674;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c52f",
  "rgb": {
    "r": 180,
    "g": 197,
    "b": 47
  },
  "hsl": {
    "h": 66.8,
    "s": 61.475,
    "l": 47.843
  },
  "oklch": {
    "l": 0.78468,
    "c": 0.16526,
    "h": 116.1
  },
  "luminance": 0.49841
}

Semantic roles & 50–950 ramp

primary

#B4C52F

secondary

#8B82CD

accent

#43E556

background

#FDFDF7

surface

#FAFAED

border

#D3D3C8

text

#141409

muted

#83837B

Preview Lab

Preview with #B4C52F

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

Preview Lab → · Contrast checker → · Palette generator →