#B30000 color
#B30000 is a dark, vivid red, closest to the CSS named color darkred (#8B0000).
Color values
| HEX | #B30000 |
| RGB | rgb(179, 0, 0) |
| HSL | hsl(0, 100%, 35%) |
| CMYK | cmyk(0%, 100%, 100%, 30%) |
| Decimal | 11730944 |
| CSS | color: #B30000; |
| Android | 0xFFB30000 |
| Swift | UIColor(red: 0.702, green: 0.000, blue: 0.000, alpha: 1) |
Accessibility and contrast
| White text on #B30000 | 7.20:1 — AA pass · AA large pass · AAA pass |
| Black text on #B30000 | 2.92:1 — AA fail · AA large fail · AAA fail |
| Recommended text color | white |
WCAG 2.1 asks for at least 4.5:1 for body text and 3:1 for large text (18 pt, or 14 pt bold).
Tints and shades of #B30000
Each swatch keeps the hue and saturation of #B30000 and varies only lightness — the quickest way to build a usable scale from a single brand color.
Colors that go with #B30000
Harmonies generated by rotating the hue on the color wheel while holding saturation and lightness constant.
Using #B30000 in code
/* CSS */
.element { color: #B30000; background-color: #B30000; }
.element { color: rgb(179 0 0); }
.element { color: hsl(0 100% 35%); }
/* Tailwind arbitrary value */
<div class="bg-[#B30000] text-white">
/* SCSS variable */
$brand: #B30000;Frequently asked questions
What color is #B30000?
#B30000 is a dark, vivid red. Its hue sits at 0° on the color wheel, with 100% saturation and 35% lightness.
What is #B30000 in RGB?
#B30000 converts to rgb(179, 0, 0) — 179 red, 0 green and 0 blue.
What is #B30000 in CMYK?
Approximately cmyk(0%, 100%, 100%, 30%). Print output depends on the ICC profile of the press and paper, so treat this as a starting point rather than an exact match.
Should text on #B30000 be white or black?
White gives the better contrast ratio (7.20:1 versus 2.92:1).
What is the complementary color of #B30000?
#00B3B3 — the hue directly opposite #B30000 on the color wheel.