#BF4B31
Closest named color: Brick Orange (#C14A09). oklch(56.4% 0.155 34.1), rgb(191, 75, 49).
Aa
White text reads best on this color (4.92:1).
About this color
#BF4B31 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.155 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.025 away. White text reads best on it, at 4.92:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.26:1 |
| White text | 4.92:1 |
Values
| HEX | #BF4B31 |
| RGB | rgb(191, 75, 49) |
| HSL | hsl(11, 59%, 47%) |
| OKLCH | oklch(56.4% 0.155 34.1) |
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 #BF4B31 | 4.92:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #BF4B31 | 4.26:1 | AA large text | Lc 30.8 | Non-text elements, placeholder text |
| #BF4B31 text on white | 4.92:1 | AA | Lc 73.3 | Content text, not long reading |
| #BF4B31 text on black | 4.26:1 | AA large text | Lc -28.4 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F7E5E1
oklch(93.5% 0.021 32.5)
-
Step 200
200
#F2D1C9
oklch(88.6% 0.039 33.9)
-
Step 300
300
#EAB1A3
oklch(80.9% 0.07 34.2)
-
Step 400
400
#DD8671
oklch(70.7% 0.112 34.4)
-
Step 500
500
#D1654C
oklch(63.2% 0.142 34.3)
-
Step 600
600 (this color)
#BF4B31
oklch(56.4% 0.155 34.1)
-
Step 700
700
#A23921
oklch(49.1% 0.144 34.3)
-
Step 800
800
#84301D
oklch(42.8% 0.12 34.2)
-
Step 900
900
#6A2C1E
oklch(37.8% 0.092 34.1)
-
Step 950
950
#3E1A12
oklch(26.9% 0.059 33.8)
#BF4B31 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) | #6B602E | 0.158 |
| Deuteranopia (no green cones) | #887A2D | 0.144 |
| Tritanopia (no blue cones) | #D23046 | 0.062 |
| Achromatopsia (no color) | #707070 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BF4B31
#BF4B31
oklch(56.4% 0.155 34.1)
- #008499
#008499
oklch(56.4% 0.099 214)
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 #BF4B31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.025
- Burnt Orange #C04E01 ΔE 0.030
- Sinopia #BB3E03 ΔE 0.033
- Dull Red #BB3F3F ΔE 0.034
- Burnt Siena #B75203 ΔE 0.038
- Rust Orange #C45508 ΔE 0.039
- Dusty Red #B9484E ΔE 0.039
- Dark Coral #CF524E ΔE 0.046
Use #BF4B31 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.