#731D4B
Closest named color: Velvet (#750851). oklch(38.6% 0.128 352), rgb(115, 29, 75).
Aa
White text reads best on this color (10.46:1).
About this color
#731D4B is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.128 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Velvet (#750851), ΔE 0.029 away. White text reads best on it, at 10.46:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Velvet (#750851) |
| Black text | 2.00:1 |
| White text | 10.46:1 |
Values
| HEX | #731D4B |
| RGB | rgb(115, 29, 75) |
| HSL | hsl(328, 60%, 28%) |
| OKLCH | oklch(38.6% 0.128 352) |
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 #731D4B | 10.46:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #731D4B | 2.00:1 | Fails | Lc 10.6 | Not readable |
| #731D4B text on white | 10.46:1 | AAA | Lc 93.3 | Preferred for body text |
| #731D4B text on black | 2.00:1 | Fails | Lc -9.2 | Not readable |
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 900.
-
Step 50
50
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FAE3EC
oklch(93.7% 0.028 352)
-
Step 200
200
#F6CBDD
oklch(88.4% 0.054 351.2)
-
Step 300
300
#F1A7C7
oklch(80.8% 0.096 351.9)
-
Step 400
400
#E774AB
oklch(70.7% 0.154 351.8)
-
Step 500
500
#DC4996
oklch(63.1% 0.196 351.9)
-
Step 600
600
#C71F80
oklch(55.6% 0.213 352)
-
Step 700
700
#AB0B6C
oklch(49% 0.198 352)
-
Step 800
800
#8B1258
oklch(42.6% 0.164 352)
-
Step 900
900 (this color)
#731D4B
oklch(38.6% 0.128 352)
-
Step 950
950
#42112A
oklch(26.9% 0.081 352.4)
#731D4B 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) | #2B364C | 0.144 |
| Deuteranopia (no green cones) | #444549 | 0.127 |
| Tritanopia (no blue cones) | #7C1731 | 0.046 |
| Achromatopsia (no color) | #3F3F3F | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #731D4B
#731D4B
oklch(38.6% 0.128 352)
- #00513F
#00513F
oklch(38.7% 0.076 171.3)
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 #731D4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Velvet #750851 ΔE 0.029
- Red Purple #820747 ΔE 0.034
- Wine #80013F ΔE 0.037
- Merlot #730039 ΔE 0.038
- Rich Purple #720058 ΔE 0.045
- Bordeaux #7B002C ΔE 0.052
- Grape Purple #5D1451 ΔE 0.058
- Wine Red #7B0323 ΔE 0.063
Use #731D4B 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.