#731A42
Closest named color: Merlot (#730039). oklch(38% 0.127 357.9), rgb(115, 26, 66).
Aa
White text reads best on this color (10.73:1).
About this color
#731A42 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.127 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.028 away. White text reads best on it, at 10.73:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.127) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.95:1 |
| White text | 10.73:1 |
Values
| HEX | #731A42 |
| RGB | rgb(115, 26, 66) |
| HSL | hsl(333, 63%, 28%) |
| OKLCH | oklch(38% 0.127 357.9) |
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 #731A42 | 10.73:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #731A42 | 1.95:1 | Fails | Lc 10.1 | Not readable |
| #731A42 text on white | 10.73:1 | AAA | Lc 93.8 | Preferred for body text |
| #731A42 text on black | 1.95:1 | Fails | Lc -8.7 | 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
#F8CBD9
oklch(88.5% 0.054 357.7)
-
Step 300
300
#F4A7C0
oklch(81% 0.096 358.4)
-
Step 400
400
#EA74A0
oklch(70.8% 0.152 358.2)
-
Step 500
500
#E04889
oklch(63.2% 0.196 358.1)
-
Step 600
600
#CB1C73
oklch(55.7% 0.213 358)
-
Step 700
700
#AF0560
oklch(49.1% 0.198 358.1)
-
Step 800
800
#8E104F
oklch(42.7% 0.164 357.8)
-
Step 900
900 (this color)
#731A42
oklch(38% 0.127 357.9)
-
Step 950
950
#431126
oklch(26.9% 0.08 358.1)
#731A42 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) | #2D3343 | 0.143 |
| Deuteranopia (no green cones) | #454440 | 0.129 |
| Tritanopia (no blue cones) | #7D0E2B | 0.041 |
| Achromatopsia (no color) | #3E3E3E | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #731A42
#731A42
oklch(38% 0.127 357.9)
- #004E42
#004E42
oklch(37.9% 0.07 177.8)
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 #731A42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.028
- Wine #80013F ΔE 0.031
- Red Purple #820747 ΔE 0.035
- Velvet #750851 ΔE 0.037
- Bordeaux #7B002C ΔE 0.039
- Wine Red #7B0323 ΔE 0.049
- Rich Purple #720058 ΔE 0.054
- Red Wine #8C0034 ΔE 0.056
Use #731A42 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.