#B0B728#B0B728

#B0B728 is a light, vivid yellow. Relative luminance 0.432; OKLCH L 75.0% C 0.155 H 112.5°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#B0B728
RGB	rgb(176, 183, 40)
HSL	hsl(63, 64%, 44%)
HSV	hsv(63, 78%, 72%)
CMYK	cmyk(3.8%, 0%, 78.1%, 28.2%)
CIE-LAB	lab(71.73, -18.99, 65.77)
CIE-LCH	lch(71.73, 68.46, 106.10°)
OKLab	oklab(74.98% -0.0594 0.1434)
OKLCH	oklch(74.98% 0.155 112.5)
XYZ	xyz(35.2222, 43.2511, 8.5000)
Luminance	0.4325 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0B728 #2F28B7

analogous

#B77628 #B0B728 #68B728

triadic

#B0B728 #28B0B7 #B728B0

tetradic

#B0B728 #28B776 #2F28B7 #B72868

square

#B0B728 #28B776 #2F28B7 #B72868

split-complementary

#B0B728 #2868B7 #7628B7

monochromatic

#4F5312 #80851D #B0B728 #CFD646 #DCE178

Accessibility & contrast

On white

2.18

#B0B728 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.65

#B0B728 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B0B728

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0B728	#FFFFFF	#000000	##000000
##B0B728	1.00	2.18	9.65	9.65
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.65	21.00	1.00	1.00
##000000	9.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AE00

Deuteranopia (green-blind)

#C6B135

Tritanopia (blue-blind)

#BCAB9D

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #b0b728;
/* rgb */ color: rgb(176, 183, 40);
/* oklch */ color: oklch(75.0% 0.155 112.5);

Tailwind

colors: {
  custom: {
    50: '#cbcc6f',
    500: '#b0b728',
    950: '#000000',
  },
}

SCSS

$custom: #b0b728;
$custom-light: #cbcc6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b0b728",
  "rgb": {
    "r": 176,
    "g": 183,
    "b": 40
  },
  "hsl": {
    "h": 62.937,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.74975,
    "c": 0.1552,
    "h": 112.5
  },
  "luminance": 0.4325
}

Semantic roles & 50–950 ramp

primary

#B0B728

secondary

#7672C9

accent

#41E749

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B0B728

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

Preview Lab → · Contrast checker → · Palette generator →