#731D3F
Closest named color: Merlot (#730039). oklch(38.2% 0.123 0.9), rgb(115, 29, 63).
Aa
White text reads best on this color (10.62:1).
About this color
#731D3F is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.123 and its hue 1°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.032 away. White text reads best on it, at 10.62:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.97:1 |
| White text | 10.62:1 |
Values
| HEX | #731D3F |
| RGB | rgb(115, 29, 63) |
| HSL | hsl(336, 60%, 28%) |
| OKLCH | oklch(38.2% 0.123 0.9) |
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 #731D3F | 10.62:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #731D3F | 1.97:1 | Fails | Lc 10.3 | Not readable |
| #731D3F text on white | 10.62:1 | AAA | Lc 93.7 | Preferred for body text |
| #731D3F text on black | 1.97:1 | Fails | Lc -8.9 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FAE3E9
oklch(93.6% 0.026 359.9)
-
Step 200
200
#F7CCD7
oklch(88.5% 0.05 1.1)
-
Step 300
300
#F3A8BD
oklch(80.9% 0.092 1)
-
Step 400
400
#E9769B
oklch(70.8% 0.147 1.1)
-
Step 500
500
#DE4B83
oklch(63% 0.188 0.7)
-
Step 600
600
#CA236C
oklch(55.6% 0.205 1.1)
-
Step 700
700
#AE115B
oklch(49.2% 0.19 0.7)
-
Step 800
800
#8D154A
oklch(42.7% 0.157 0.8)
-
Step 900
900 (this color)
#731D3F
oklch(38.2% 0.123 0.9)
-
Step 950
950
#431224
oklch(27% 0.078 1.1)
#731D3F 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) | #2F3440 | 0.138 |
| Deuteranopia (no green cones) | #47443D | 0.123 |
| Tritanopia (no blue cones) | #7D102B | 0.036 |
| Achromatopsia (no color) | #3E3E3E | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #731D3F
#731D3F
oklch(38.2% 0.123 0.9)
- #004E45
#004E45
oklch(38% 0.068 181.8)
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 #731D3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.032
- Wine #80013F ΔE 0.034
- Bordeaux #7B002C ΔE 0.037
- Red Purple #820747 ΔE 0.039
- Velvet #750851 ΔE 0.045
- Wine Red #7B0323 ΔE 0.045
- Red Wine #8C0034 ΔE 0.055
- Rich Purple #720058 ΔE 0.062
Use #731D3F 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.