#BF3747
Closest named color: Dull Red (#BB3F3F). oklch(54.4% 0.172 18.6), rgb(191, 55, 71).
Aa
White text reads best on this color (5.45:1).
About this color
#BF3747 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.172 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.020 away. White text reads best on it, at 5.45:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.85:1 |
| White text | 5.45:1 |
Values
| HEX | #BF3747 |
| RGB | rgb(191, 55, 71) |
| HSL | hsl(353, 55%, 48%) |
| OKLCH | oklch(54.4% 0.172 18.6) |
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 #BF3747 | 5.45:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #BF3747 | 3.85:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #BF3747 text on white | 5.45:1 | AA | Lc 76.0 | Fine for body text |
| #BF3747 text on black | 3.85:1 | AA large text | Lc -25.7 | 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 600.
-
Step 50
50
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F9E4E4
oklch(93.6% 0.023 17.6)
-
Step 200
200
#F4CECE
oklch(88.4% 0.043 18)
-
Step 300
300
#EFADAD
oklch(81% 0.078 18.9)
-
Step 400
400
#E37F82
oklch(70.7% 0.124 18.8)
-
Step 500
500
#D85A63
oklch(63% 0.159 18.6)
-
Step 600
600 (this color)
#BF3747
oklch(54.4% 0.172 18.6)
-
Step 700
700
#A82C3C
oklch(49.1% 0.159 18.4)
-
Step 800
800
#892631
oklch(42.7% 0.133 18.7)
-
Step 900
900
#6E252C
oklch(37.7% 0.104 18)
-
Step 950
950
#41171A
oklch(27.1% 0.065 18.2)
#BF3747 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) | #5C5747 | 0.188 |
| Deuteranopia (no green cones) | #7E7443 | 0.174 |
| Tritanopia (no blue cones) | #D10D3E | 0.044 |
| Achromatopsia (no color) | #696969 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BF3747
#BF3747
oklch(54.4% 0.172 18.6)
- #008084
#008084
oklch(54.5% 0.093 198.6)
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 #BF3747, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.020
- Dusty Red #B9484E ΔE 0.028
- Dark Rose #B5485D ΔE 0.037
- Cherry #CF0234 ΔE 0.045
- Ruby #CA0147 ΔE 0.046
- Lipstick Red #C0022F ΔE 0.047
- Rose Red #BE013C ΔE 0.048
- Deep Rose #C74767 ΔE 0.048
Use #BF3747 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.