#B91C1C — Tints, Shades & Color Values
#B91C1C is a medium, vivid red. In Tailwind CSS this exact color is the utility class red-700 (e.g. bg-red-700, text-red-700). Its nearest CSS named color is firebrick (#b22222). For readable text on a #B91C1C background, white text gives the strongest contrast (6.47:1). #B91C1C sits in the middle of the lightness range, so it can serve as a primary brand or accent color — use its tints for backgrounds and its shades for text and pressed states.
Color Values
| Hex | #B91C1C |
|---|---|
| RGB | rgb(185, 28, 28) |
| HSL | hsl(0, 74%, 42%) |
| HSV / HSB | 0°, 85%, 73% |
| Nearest named | firebrick (#b22222) |
Need these in another format? Use our hex to RGB converter for quick two-way conversion.
#B91C1C in Tailwind CSS (red-700)
#B91C1C ships with Tailwind CSS as red-700 — use it as bg-red-700, text-red-700, or border-red-700. It sits at step 700 of the red ramp; every other step links to its own page:
Browse the full Tailwind palette in the color library, or generate in-between steps with the tint & shade generator.
Tints of #B91C1C (Mixed with White)
Each step blends the base color toward white using new = old + (255 − old) × factor. Click a swatch to open it in the generator.
-
10% tint
#c03333 -
20% tint
#c74949 -
30% tint
#ce6060 -
40% tint
#d57777 -
50% tint
#dc8e8e -
60% tint
#e3a4a4 -
70% tint
#eabbbb -
80% tint
#f1d2d2 -
90% tint
#f8e8e8
Shades of #B91C1C (Mixed with Black)
Each step blends the base color toward black using new = old × (1 − factor).
-
10% shade
#a71919 -
20% shade
#941616 -
30% shade
#821414 -
40% shade
#6f1111 -
50% shade
#5d0e0e -
60% shade
#4a0b0b -
70% shade
#380808 -
80% shade
#250606 -
90% shade
#120303
WCAG Contrast & Accessibility
Contrast ratios for text placed on a #B91C1C background. WCAG requires 4.5:1 for normal text (AA), 3:1 for large text (AA), and 7:1 for normal text (AAA).
| Text color | White text 6.47:1 — AA normal: Pass · AA large: Pass · AAA: Fail |
|---|---|
| Black text 3.25:1 — AA normal: Fail · AA large: Pass · AAA: Fail |
If neither pure white nor pure black reaches the level you need, pick a lighter tint of #B91C1C from the ramps above as the background instead — small lightness moves change contrast quickly. Test any other pair with the free contrast checker.
More red colors in the library: #BE123C (rose-700), #A52A2A, #C0392B, #DC143C, #E11D48 (rose-600), #FF0000.
Frequently Asked Questions
-
What color is #B91C1C?
#B91C1C is a medium, vivid red —
rgb(185, 28, 28). Its nearest CSS named color isfirebrick. In Tailwind CSS it isred-700. -
How do I make tints and shades of #B91C1C?
Mix #B91C1C with white for tints and with black for shades. A 20% tint of #B91C1C is
#c74949and a 20% shade is#941616— the full 10%–90% ramps are precomputed on this page, or open #B91C1C in the generator for finer steps. -
What text color is readable on #B91C1C?
White text gives the strongest contrast on a #B91C1C background at 6.47:1, which passes WCAG AA for normal text but not AAA.
-
What is the Tailwind CSS class for #B91C1C?
red-700— use it asbg-red-700,text-red-700, orborder-red-700. The full red 50–950 ramp is linked above.
Browse more colors in the color library, or start from any hex code on the HexTints homepage.
#B91C1C? Put it on a free link-in-bio page →