#B9452D
Closest named color: Sinopia (#BB3E03). oklch(54.6% 0.155 33.5), rgb(185, 69, 45).
Aa
White text reads best on this color (5.31:1).
About this color
#B9452D is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.155 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.024 away. White text reads best on it, at 5.31:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.95:1 |
| White text | 5.31:1 |
Values
| HEX | #B9452D |
| RGB | rgb(185, 69, 45) |
| HSL | hsl(10, 61%, 45%) |
| OKLCH | oklch(54.6% 0.155 33.5) |
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 #B9452D | 5.31:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #B9452D | 3.95:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #B9452D text on white | 5.31:1 | AA | Lc 75.6 | Fine for body text |
| #B9452D text on black | 3.95:1 | AA large text | Lc -26.2 | 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
#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
#EAB1A4
oklch(80.9% 0.07 33.2)
-
Step 400
400
#DD8672
oklch(70.7% 0.112 33.8)
-
Step 500
500
#D1644D
oklch(63% 0.143 33.3)
-
Step 600
600 (this color)
#B9452D
oklch(54.6% 0.155 33.5)
-
Step 700
700
#A23923
oklch(49.1% 0.144 33.6)
-
Step 800
800
#84301E
oklch(42.8% 0.12 33.7)
-
Step 900
900
#6A2C1E
oklch(37.8% 0.092 34.1)
-
Step 950
950
#3E1A12
oklch(26.9% 0.059 33.8)
#B9452D 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) | #655B2A | 0.159 |
| Deuteranopia (no green cones) | #827529 | 0.146 |
| Tritanopia (no blue cones) | #CB2840 | 0.060 |
| Achromatopsia (no color) | #6B6B6B | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9452D
#B9452D
oklch(54.6% 0.155 33.5)
- #007E92
#007E92
oklch(54.5% 0.096 213.9)
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 #B9452D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.024
- Dull Red #BB3F3F ΔE 0.026
- Brick Orange #C14A09 ΔE 0.031
- Dusty Red #B9484E ΔE 0.037
- Burnt Orange #C04E01 ΔE 0.038
- Burnt Siena #B75203 ΔE 0.042
- Cinnamon #AC4F06 ΔE 0.044
- Rusty Red #AF2F0D ΔE 0.047
Use #B9452D 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.