#B8401A
Closest named color: Sinopia (#BB3E03). oklch(53.6% 0.163 36.9), rgb(184, 64, 26).
Aa
White text reads best on this color (5.54:1).
About this color
#B8401A is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.163 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.010 away. White text reads best on it, at 5.54:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.163) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #B8401A |
| RGB | rgb(184, 64, 26) |
| HSL | hsl(14, 75%, 41%) |
| OKLCH | oklch(53.6% 0.163 36.9) |
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 #B8401A | 5.54:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #B8401A | 3.78:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #B8401A text on white | 5.54:1 | AA | Lc 76.7 | Fine for body text |
| #B8401A text on black | 3.78:1 | AA large text | Lc -25.0 | 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
#F7E5E0
oklch(93.5% 0.021 36)
-
Step 200
200
#F2D0C7
oklch(88.4% 0.04 35.2)
-
Step 300
300
#EBB1A0
oklch(80.9% 0.072 37)
-
Step 400
400
#DF856B
oklch(70.7% 0.117 36.9)
-
Step 500
500
#D36343
oklch(63% 0.149 36.8)
-
Step 600
600 (this color)
#B8401A
oklch(53.6% 0.163 36.9)
-
Step 700
700
#A43713
oklch(49.1% 0.151 37.1)
-
Step 800
800
#852F14
oklch(42.7% 0.124 37.2)
-
Step 900
900
#6B2B18
oklch(37.7% 0.097 37.1)
-
Step 950
950
#3F1A0F
oklch(27% 0.061 37.3)
#B8401A 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) | #635713 | 0.165 |
| Deuteranopia (no green cones) | #817213 | 0.149 |
| Tritanopia (no blue cones) | #CB1C39 | 0.067 |
| Achromatopsia (no color) | #686868 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B8401A
#B8401A
oklch(53.6% 0.163 36.9)
- #007B92
#007B92
oklch(53.7% 0.096 216.9)
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 #B8401A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.010
- Brick Orange #C14A09 ΔE 0.031
- Rusty Red #AF2F0D ΔE 0.037
- Dull Red #BB3F3F ΔE 0.037
- Burnt Orange #C04E01 ΔE 0.037
- Cinnamon #AC4F06 ΔE 0.039
- Burnt Siena #B75203 ΔE 0.040
- Burnt Umber #A0450E ΔE 0.048
Use #B8401A 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.