#B73C5B
Closest named color: Dark Rose (#B5485D). oklch(54% 0.159 9.1), rgb(183, 60, 91).
Aa
White text reads best on this color (5.51:1).
About this color
#B73C5B is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.159 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.022 away. White text reads best on it, at 5.51:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 3.81:1 |
| White text | 5.51:1 |
Values
| HEX | #B73C5B |
| RGB | rgb(183, 60, 91) |
| HSL | hsl(345, 51%, 48%) |
| OKLCH | oklch(54% 0.159 9.1) |
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 #B73C5B | 5.51:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #B73C5B | 3.81:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #B73C5B text on white | 5.51:1 | AA | Lc 76.6 | Fine for body text |
| #B73C5B text on black | 3.81:1 | AA large text | Lc -25.2 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F7E4E7
oklch(93.5% 0.021 6.6)
-
Step 200
200
#F2CFD3
oklch(88.5% 0.04 10.1)
-
Step 300
300
#EAAEB7
oklch(80.9% 0.071 8.8)
-
Step 400
400
#DD8191
oklch(70.6% 0.114 9.2)
-
Step 500
500
#D15E77
oklch(63% 0.147 8.7)
-
Step 600
600 (this color)
#B73C5B
oklch(54% 0.159 9.1)
-
Step 700
700
#A2324F
oklch(49.1% 0.148 8.9)
-
Step 800
800
#842B41
oklch(42.8% 0.123 9)
-
Step 900
900
#6A2837
oklch(37.7% 0.095 8.8)
-
Step 950
950
#3E1820
oklch(26.9% 0.06 8.8)
#B73C5B 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) | #58595C | 0.177 |
| Deuteranopia (no green cones) | #787258 | 0.163 |
| Tritanopia (no blue cones) | #C72748 | 0.040 |
| Achromatopsia (no color) | #696969 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B73C5B
#B73C5B
oklch(54% 0.159 9.1)
- #00807A
#00807A
oklch(54.1% 0.094 189)
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 #B73C5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.022
- Light Burgundy #A8415B ΔE 0.029
- Dusty Red #B9484E ΔE 0.035
- Deep Rose #C74767 ΔE 0.042
- Dull Red #BB3F3F ΔE 0.042
- Light Maroon #A24857 ΔE 0.044
- Dark Pink #CB416B ΔE 0.046
- Ruby #CA0147 ΔE 0.056
Use #B73C5B 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.