#B4B028#B4B028

#B4B028 is a light, vivid yellow. Relative luminance 0.409; OKLCH L 73.8% C 0.147 H 107.8°. Best body text is #000000 at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#B4B028
RGB	rgb(180, 176, 40)
HSL	hsl(58, 64%, 43%)
HSV	hsv(58, 78%, 71%)
CMYK	cmyk(0%, 2.2%, 77.8%, 29.4%)
CIE-LAB	lab(70.11, -13.71, 64.45)
CIE-LCH	lch(70.11, 65.89, 102.01°)
OKLab	oklab(73.77% -0.0449 0.1404)
OKLCH	oklch(73.77% 0.147 107.8)
XYZ	xyz(34.7321, 40.9084, 8.0736)
Luminance	0.4091 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4B028 #282CB4

analogous

#B46A28 #B4B028 #72B428

triadic

#B4B028 #28B4B0 #B028B4

tetradic

#B4B028 #28B46A #282CB4 #B42872

square

#B4B028 #28B46A #282CB4 #B42872

split-complementary

#B4B028 #2872B4 #6A28B4

monochromatic

#504E12 #827F1D #B4B028 #D5D144 #E1DD76

Accessibility & contrast

On white

2.29

#B4B028 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.18

#B4B028 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4B028

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4B028	#FFFFFF	#000000	##000000
##B4B028	1.00	2.29	9.18	9.18
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.18	21.00	1.00	1.00
##000000	9.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA900

Deuteranopia (green-blind)

#C2AE34

Tritanopia (blue-blind)

#C1A497

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #b4b028;
/* rgb */ color: rgb(180, 176, 40);
/* oklch */ color: oklch(73.8% 0.147 107.8);

Tailwind

colors: {
  custom: {
    50: '#cec76e',
    500: '#b4b028',
    950: '#000000',
  },
}

SCSS

$custom: #b4b028;
$custom-light: #cec76e;
$custom-dark: #000000;

JSON

{
  "hex": "#b4b028",
  "rgb": {
    "r": 180,
    "g": 176,
    "b": 40
  },
  "hsl": {
    "h": 58.286,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.73765,
    "c": 0.14739,
    "h": 107.8
  },
  "luminance": 0.40907
}

Semantic roles & 50–950 ramp

primary

#B4B028

secondary

#7072C8

accent

#46E741

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B4B028

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

Preview Lab → · Contrast checker → · Palette generator →