#BB4B3F
Closest named color: Dusty Red (#B9484E). oklch(55.9% 0.147 28.8), rgb(187, 75, 63).
Aa
White text reads best on this color (5.01:1).
About this color
#BB4B3F is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.147 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Red (#B9484E), ΔE 0.023 away. White text reads best on it, at 5.01:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.147) |
| Temperature | warm |
| Nearest name | Dusty Red (#B9484E) |
| Black text | 4.19:1 |
| White text | 5.01:1 |
Values
| HEX | #BB4B3F |
| RGB | rgb(187, 75, 63) |
| HSL | hsl(6, 50%, 49%) |
| OKLCH | oklch(55.9% 0.147 28.8) |
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 #BB4B3F | 5.01:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #BB4B3F | 4.19:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #BB4B3F text on white | 5.01:1 | AA | Lc 73.9 | Content text, not long reading |
| #BB4B3F text on black | 4.19:1 | AA large text | Lc -27.8 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F7E5E3
oklch(93.6% 0.02 25.2)
-
Step 200
200
#F1D1CB
oklch(88.6% 0.037 30.4)
-
Step 300
300
#E8B1A8
oklch(80.8% 0.066 29.2)
-
Step 400
400
#DB867A
oklch(70.6% 0.107 28.7)
-
Step 500
500
#CF6659
oklch(63.2% 0.136 28.7)
-
Step 600
600 (this color)
#BB4B3F
oklch(55.9% 0.147 28.8)
-
Step 700
700
#A03A30
oklch(49.1% 0.138 28.7)
-
Step 800
800
#823129
oklch(42.7% 0.114 28.4)
-
Step 900
900
#692C25
oklch(37.7% 0.089 28.6)
-
Step 950
950
#3E1B16
oklch(27.2% 0.056 29.6)
#BB4B3F 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) | #68603D | 0.154 |
| Deuteranopia (no green cones) | #84783C | 0.142 |
| Tritanopia (no blue cones) | #CD3449 | 0.051 |
| Achromatopsia (no color) | #6F6F6F | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB4B3F
#BB4B3F
oklch(55.9% 0.147 28.8)
- #008392
#008392
oklch(55.8% 0.096 208.8)
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 #BB4B3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Red #B9484E ΔE 0.023
- Dull Red #BB3F3F ΔE 0.023
- Brick Orange #C14A09 ΔE 0.041
- Sinopia #BB3E03 ΔE 0.043
- Dark Rose #B5485D ΔE 0.045
- Dark Coral #CF524E ΔE 0.046
- Burnt Orange #C04E01 ΔE 0.046
- Faded Red #D3494E ΔE 0.050
Use #BB4B3F 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.