#BB4F10
Closest named color: Burnt Orange (#C04E01). oklch(56% 0.155 44.5), rgb(187, 79, 16).
Aa
White text reads best on this color (4.95:1).
About this color
#BB4F10 is a medium-dark, vivid orange. In OKLCH its lightness is 56%, its chroma 0.155 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Orange (#C04E01), ΔE 0.010 away. White text reads best on it, at 4.95:1.
| Hue family | Oranges |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Burnt Orange (#C04E01) |
| Black text | 4.23:1 |
| White text | 4.95:1 |
Values
| HEX | #BB4F10 |
| RGB | rgb(187, 79, 16) |
| HSL | hsl(22, 84%, 40%) |
| OKLCH | oklch(56% 0.155 44.5) |
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 #BB4F10 | 4.95:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #BB4F10 | 4.23:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #BB4F10 text on white | 4.95:1 | AA | Lc 73.5 | Content text, not long reading |
| #BB4F10 text on black | 4.23:1 | AA large text | Lc -28.2 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F6E6DF
oklch(93.6% 0.02 45.3)
-
Step 200
200
#F0D2C5
oklch(88.5% 0.038 44.8)
-
Step 300
300
#E8B39C
oklch(80.9% 0.07 44.6)
-
Step 400
400
#DA8965
oklch(70.6% 0.111 44.5)
-
Step 500
500
#CE6939
oklch(63.1% 0.142 44.4)
-
Step 600
600 (this color)
#BB4F10
oklch(56% 0.155 44.5)
-
Step 700
700
#9F3F00
oklch(49.2% 0.141 44.7)
-
Step 800
800
#823406
oklch(42.8% 0.119 44.5)
-
Step 900
900
#682E11
oklch(37.6% 0.093 44.5)
-
Step 950
950
#3D1C0C
oklch(27% 0.058 45.1)
#BB4F10 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) | #6E6100 | 0.147 |
| Deuteranopia (no green cones) | #897908 | 0.131 |
| Tritanopia (no blue cones) | #CE3444 | 0.080 |
| Achromatopsia (no color) | #707070 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB4F10
#BB4F10
oklch(56% 0.155 44.5)
- #0081A3
#0081A3
oklch(56.1% 0.106 224.7)
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 #BB4F10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Orange #C04E01 ΔE 0.010
- Burnt Siena #B75203 ΔE 0.011
- Brick Orange #C14A09 ΔE 0.013
- Rust Orange #C45508 ΔE 0.023
- Cinnamon #AC4F06 ΔE 0.030
- Sinopia #BB3E03 ΔE 0.031
- Copper #B66325 ΔE 0.041
- Orangey Brown #B16002 ΔE 0.042
Use #BB4F10 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.