#BF221B
Closest named color: Scarlet (#BE0119). oklch(52% 0.193 28.7), rgb(191, 34, 27).
Aa
White text reads best on this color (6.06:1).
About this color
#BF221B is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.193 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.022 away. White text reads best on it, at 6.06:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.193) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.45:1 |
| White text | 6.06:1 |
Values
| HEX | #BF221B |
| RGB | rgb(191, 34, 27) |
| HSL | hsl(3, 75%, 43%) |
| OKLCH | oklch(52% 0.193 28.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #BF221B | 6.06:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #BF221B | 3.45:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #BF221B text on white | 6.06:1 | AA | Lc 78.5 | Fine for body text |
| #BF221B text on black | 3.45:1 | AA large text | Lc -23.3 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FCE4E0
oklch(93.7% 0.027 28.9)
-
Step 200
200
#FACDC6
oklch(88.5% 0.052 28.5)
-
Step 300
300
#F7AA9E
oklch(80.9% 0.093 29.1)
-
Step 400
400
#EF7869
oklch(70.7% 0.149 28.8)
-
Step 500
500
#E64E40
oklch(63.2% 0.19 28.8)
-
Step 600
600
#D1251E
oklch(55.6% 0.207 28.6)
-
Step 700
700 (this color)
#BF221B
oklch(52% 0.193 28.7)
-
Step 800
800
#931611
oklch(42.8% 0.16 28.7)
-
Step 900
900
#761D16
oklch(37.8% 0.124 28.9)
-
Step 950
950
#45130E
oklch(26.9% 0.078 28.9)
#BF221B with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #564D17 | 0.209 |
| Deuteranopia (no green cones) | #7C6E10 | 0.188 |
| Tritanopia (no blue cones) | #D30023 | 0.041 |
| Achromatopsia (no color) | #626262 | 0.194 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BF221B
#BF221B
oklch(52% 0.193 28.7)
- #007784
#007784
oklch(52.1% 0.09 208.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #BF221B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.022
- Firebrick #B22222 ΔE 0.028
- Lipstick Red #C0022F ΔE 0.032
- Rusty Red #AF2F0D ΔE 0.035
- Rufous #AE2012 ΔE 0.037
- Dull Red #BB3F3F ΔE 0.043
- Cherry #CF0234 ΔE 0.043
- Sinopia #BB3E03 ΔE 0.043
Use #BF221B in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.