#731E45
Closest named color: Wine (#80013F). oklch(38.5% 0.124 356.6), rgb(115, 30, 69).
Aa
White text reads best on this color (10.49:1).
About this color
#731E45 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.124 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Wine (#80013F), ΔE 0.035 away. White text reads best on it, at 10.49:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.124) |
| Temperature | warm |
| Nearest name | Wine (#80013F) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #731E45 |
| RGB | rgb(115, 30, 69) |
| HSL | hsl(332, 59%, 28%) |
| OKLCH | oklch(38.5% 0.124 356.6) |
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 #731E45 | 10.49:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #731E45 | 2.00:1 | Fails | Lc 10.5 | Not readable |
| #731E45 text on white | 10.49:1 | AAA | Lc 93.4 | Preferred for body text |
| #731E45 text on black | 2.00:1 | Fails | Lc -9.1 | 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
#FAE3EA
oklch(93.6% 0.027 357.2)
-
Step 200
200
#F7CCDA
oklch(88.6% 0.052 356.7)
-
Step 300
300
#F2A8C2
oklch(81% 0.093 356.6)
-
Step 400
400
#E775A3
oklch(70.6% 0.149 356.1)
-
Step 500
500
#DD4B8C
oklch(63.1% 0.19 356.6)
-
Step 600
600
#C82376
oklch(55.6% 0.207 356.5)
-
Step 700
700
#AC1163
oklch(49.1% 0.192 356.5)
-
Step 800
800
#8C1551
oklch(42.7% 0.159 356.5)
-
Step 900
900 (this color)
#731E45
oklch(38.5% 0.124 356.6)
-
Step 950
950
#421227
oklch(26.9% 0.078 356.6)
#731E45 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) | #2E3546 | 0.139 |
| Deuteranopia (no green cones) | #464543 | 0.124 |
| Tritanopia (no blue cones) | #7D152F | 0.040 |
| Achromatopsia (no color) | #3F3F3F | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #731E45
#731E45
oklch(38.5% 0.124 356.6)
- #005043
#005043
oklch(38.6% 0.072 176.9)
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 #731E45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wine #80013F ΔE 0.035
- Merlot #730039 ΔE 0.035
- Red Purple #820747 ΔE 0.036
- Velvet #750851 ΔE 0.038
- Bordeaux #7B002C ΔE 0.044
- Wine Red #7B0323 ΔE 0.054
- Rich Purple #720058 ΔE 0.054
- Red Wine #8C0034 ΔE 0.058
Use #731E45 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.