#BB4A2B
Closest named color: Brick Orange (#C14A09). oklch(55.5% 0.153 36.1), rgb(187, 74, 43).
Aa
White text reads best on this color (5.08:1).
About this color
#BB4A2B is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.153 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.022 away. White text reads best on it, at 5.08:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.153) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.12:1 |
| White text | 5.08:1 |
Values
| HEX | #BB4A2B |
| RGB | rgb(187, 74, 43) |
| HSL | hsl(13, 63%, 45%) |
| OKLCH | oklch(55.5% 0.153 36.1) |
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 #BB4A2B | 5.08:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #BB4A2B | 4.12:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #BB4A2B text on white | 5.08:1 | AA | Lc 74.3 | Content text, not long reading |
| #BB4A2B text on black | 4.12:1 | AA large text | Lc -27.4 | 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
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F7E6E1
oklch(93.7% 0.02 37)
-
Step 200
200
#F1D1C8
oklch(88.5% 0.038 36.2)
-
Step 300
300
#E9B2A2
oklch(81% 0.068 36.8)
-
Step 400
400
#DC8770
oklch(70.7% 0.11 35.9)
-
Step 500
500
#D0664A
oklch(63.1% 0.141 35.8)
-
Step 600
600 (this color)
#BB4A2B
oklch(55.5% 0.153 36.1)
-
Step 700
700
#A13A1E
oklch(49% 0.143 35.8)
-
Step 800
800
#83311B
oklch(42.7% 0.118 35.8)
-
Step 900
900
#692C1C
oklch(37.6% 0.092 35.7)
-
Step 950
950
#3E1B11
oklch(27% 0.058 36.8)
#BB4A2B 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) | #6A5E27 | 0.153 |
| Deuteranopia (no green cones) | #857827 | 0.142 |
| Tritanopia (no blue cones) | #CE2F44 | 0.065 |
| Achromatopsia (no color) | #6E6E6E | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB4A2B
#BB4A2B
oklch(55.5% 0.153 36.1)
- #008198
#008198
oklch(55.6% 0.099 216.1)
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 #BB4A2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.022
- Sinopia #BB3E03 ΔE 0.026
- Burnt Orange #C04E01 ΔE 0.028
- Burnt Siena #B75203 ΔE 0.033
- Dull Red #BB3F3F ΔE 0.035
- Rust Orange #C45508 ΔE 0.040
- Cinnamon #AC4F06 ΔE 0.040
- Dusty Red #B9484E ΔE 0.042
Use #BB4A2B 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.