#B73964
Closest named color: Dark Rose (#B5485D). oklch(54% 0.165 3.7), rgb(183, 57, 100).
Aa
White text reads best on this color (5.55:1).
About this color
#B73964 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.165 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.033 away. White text reads best on it, at 5.55:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.165) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 3.78:1 |
| White text | 5.55:1 |
Values
| HEX | #B73964 |
| RGB | rgb(183, 57, 100) |
| HSL | hsl(340, 53%, 47%) |
| OKLCH | oklch(54% 0.165 3.7) |
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 #B73964 | 5.55:1 | AA | Lc -82.1 | Fine for body text |
| Black text on #B73964 | 3.78:1 | AA large text | Lc 27.3 | Dividers and decoration only |
| #B73964 text on white | 5.55:1 | AA | Lc 76.7 | Fine for body text |
| #B73964 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
#FCF3F5
oklch(97.2% 0.01 2)
-
Step 100
100
#F7E4E8
oklch(93.5% 0.021 3.1)
-
Step 200
200
#F2CED6
oklch(88.4% 0.042 3)
-
Step 300
300
#EBADBB
oklch(80.9% 0.075 3.9)
-
Step 400
400
#DE8098
oklch(70.8% 0.119 4.1)
-
Step 500
500
#D25C7F
oklch(63.1% 0.152 3.9)
-
Step 600
600 (this color)
#B73964
oklch(54% 0.165 3.7)
-
Step 700
700
#A22F57
oklch(49% 0.153 3.6)
-
Step 800
800
#842947
oklch(42.8% 0.127 4)
-
Step 900
900
#6A273C
oklch(37.7% 0.098 3.5)
-
Step 950
950
#3F1723
oklch(27% 0.064 3.5)
#B73964 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) | #545965 | 0.184 |
| Deuteranopia (no green cones) | #767161 | 0.166 |
| Tritanopia (no blue cones) | #C7264A | 0.046 |
| Achromatopsia (no color) | #686868 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B73964
#B73964
oklch(54% 0.165 3.7)
- #008074
#008074
oklch(53.9% 0.096 183.5)
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 #B73964, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.033
- Light Burgundy #A8415B ΔE 0.034
- Deep Rose #C74767 ΔE 0.044
- Dark Pink #CB416B ΔE 0.045
- Dusty Red #B9484E ΔE 0.050
- Light Maroon #A24857 ΔE 0.052
- Dull Red #BB3F3F ΔE 0.058
- Ruby #CA0147 ΔE 0.058
Use #B73964 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.