#B93806
Closest named color: Sinopia (#BB3E03). oklch(52.8% 0.173 37.1), rgb(185, 56, 6).
Aa
White text reads best on this color (5.78:1).
About this color
#B93806 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.173 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.012 away. White text reads best on it, at 5.78:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.173) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.63:1 |
| White text | 5.78:1 |
Values
| HEX | #B93806 |
| RGB | rgb(185, 56, 6) |
| HSL | hsl(17, 94%, 37%) |
| OKLCH | oklch(52.8% 0.173 37.1) |
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 #B93806 | 5.78:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #B93806 | 3.63:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #B93806 text on white | 5.78:1 | AA | Lc 77.7 | Fine for body text |
| #B93806 text on black | 3.63:1 | AA large text | Lc -24.1 | 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
#F8E5DF
oklch(93.5% 0.022 38.3)
-
Step 200
200
#F4D0C5
oklch(88.5% 0.043 37.7)
-
Step 300
300
#EEB09D
oklch(81% 0.078 37.7)
-
Step 400
400
#E28367
oklch(70.6% 0.124 37.2)
-
Step 500
500
#D7603C
oklch(63.1% 0.159 37.4)
-
Step 600
600 (this color)
#B93806
oklch(52.8% 0.173 37.1)
-
Step 700
700
#A83205
oklch(49.1% 0.161 37.1)
-
Step 800
800
#882B0C
oklch(42.6% 0.133 37)
-
Step 900
900
#6E2914
oklch(37.8% 0.104 37.2)
-
Step 950
950
#41190D
oklch(27.1% 0.066 37.3)
#B93806 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) | #5F5300 | 0.177 |
| Deuteranopia (no green cones) | #7F7000 | 0.158 |
| Tritanopia (no blue cones) | #CC0031 | 0.069 |
| Achromatopsia (no color) | #666666 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B93806
#B93806
oklch(52.8% 0.173 37.1)
- #00788F
#00788F
oklch(52.8% 0.095 217.4)
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 #B93806, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.012
- Rusty Red #AF2F0D ΔE 0.028
- Brick Orange #C14A09 ΔE 0.039
- Dull Red #BB3F3F ΔE 0.043
- Firebrick #B22222 ΔE 0.045
- Rust Red #AA2704 ΔE 0.045
- Burnt Orange #C04E01 ΔE 0.046
- Rufous #AE2012 ΔE 0.047
Use #B93806 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.