#B9401E
Closest named color: Sinopia (#BB3E03). oklch(53.8% 0.163 35.9), rgb(185, 64, 30).
Aa
White text reads best on this color (5.50:1).
About this color
#B9401E is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.163 and its hue 36°. 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 5.50:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.163) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.81:1 |
| White text | 5.50:1 |
Values
| HEX | #B9401E |
| RGB | rgb(185, 64, 30) |
| HSL | hsl(13, 72%, 42%) |
| OKLCH | oklch(53.8% 0.163 35.9) |
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 #B9401E | 5.50:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #B9401E | 3.81:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #B9401E text on white | 5.50:1 | AA | Lc 76.5 | Fine for body text |
| #B9401E text on black | 3.81:1 | AA large text | Lc -25.3 | 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
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F3D0C7
oklch(88.5% 0.041 34.8)
-
Step 300
300
#ECB0A0
oklch(80.9% 0.074 35.5)
-
Step 400
400
#DF856D
oklch(70.7% 0.117 35.8)
-
Step 500
500
#D46345
oklch(63.2% 0.15 35.9)
-
Step 600
600 (this color)
#B9401E
oklch(53.8% 0.163 35.9)
-
Step 700
700
#A53617
oklch(49.2% 0.152 35.7)
-
Step 800
800
#862E16
oklch(42.8% 0.126 35.8)
-
Step 900
900
#6C2A19
oklch(37.7% 0.099 35.5)
-
Step 950
950
#3F1A10
oklch(27% 0.061 36.1)
#B9401E 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) | #635818 | 0.166 |
| Deuteranopia (no green cones) | #817318 | 0.151 |
| Tritanopia (no blue cones) | #CC1C3A | 0.066 |
| Achromatopsia (no color) | #696969 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9401E
#B9401E
oklch(53.8% 0.163 35.9)
- #007B91
#007B91
oklch(53.7% 0.095 216)
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 #B9401E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.012
- Brick Orange #C14A09 ΔE 0.031
- Dull Red #BB3F3F ΔE 0.034
- Burnt Orange #C04E01 ΔE 0.038
- Rusty Red #AF2F0D ΔE 0.038
- Burnt Siena #B75203 ΔE 0.041
- Cinnamon #AC4F06 ΔE 0.041
- Dusty Red #B9484E ΔE 0.049
Use #B9401E 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.