#B5472F
Closest named color: Sinopia (#BB3E03). oklch(54.2% 0.148 33.9), rgb(181, 71, 47).
Aa
White text reads best on this color (5.37:1).
About this color
#B5472F is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.148 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.027 away. White text reads best on it, at 5.37:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.148) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.90:1 |
| White text | 5.37:1 |
Values
| HEX | #B5472F |
| RGB | rgb(181, 71, 47) |
| HSL | hsl(11, 59%, 45%) |
| OKLCH | oklch(54.2% 0.148 33.9) |
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 #B5472F | 5.37:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #B5472F | 3.90:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #B5472F text on white | 5.37:1 | AA | Lc 76.0 | Fine for body text |
| #B5472F text on black | 3.90:1 | AA large text | Lc -25.7 | 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
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F1D1C9
oklch(88.5% 0.038 34.3)
-
Step 300
300
#E8B2A5
oklch(80.9% 0.066 33.9)
-
Step 400
400
#DB8774
oklch(70.7% 0.108 33.5)
-
Step 500
500
#CE6750
oklch(63.1% 0.136 33.8)
-
Step 600
600 (this color)
#B5472F
oklch(54.2% 0.148 33.9)
-
Step 700
700
#A03C26
oklch(49.2% 0.138 34)
-
Step 800
800
#823221
oklch(42.8% 0.115 33.6)
-
Step 900
900
#692D20
oklch(37.8% 0.089 33.7)
-
Step 950
950
#3E1B13
oklch(27.1% 0.057 34.1)
#B5472F 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) | #655B2C | 0.151 |
| Deuteranopia (no green cones) | #80742C | 0.140 |
| Tritanopia (no blue cones) | #C72D42 | 0.059 |
| Achromatopsia (no color) | #6A6A6A | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5472F
#B5472F
oklch(54.2% 0.148 33.9)
- #007D91
#007D91
oklch(54.2% 0.095 214)
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 #B5472F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.027
- Dull Red #BB3F3F ΔE 0.029
- Brick Orange #C14A09 ΔE 0.035
- Dusty Red #B9484E ΔE 0.038
- Cinnamon #AC4F06 ΔE 0.040
- Burnt Orange #C04E01 ΔE 0.040
- Burnt Siena #B75203 ΔE 0.041
- Sienna #A0522D ΔE 0.044
Use #B5472F 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.