#731C59
Closest named color: Velvet (#750851). oklch(39.1% 0.138 342.5), rgb(115, 28, 89).
Aa
White text reads best on this color (10.29:1).
About this color
#731C59 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.138 and its hue 342°. Its hue sits on the warm side of the wheel. The nearest named color is Velvet (#750851), ΔE 0.023 away. White text reads best on it, at 10.29:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.138) |
| Temperature | warm |
| Nearest name | Velvet (#750851) |
| Black text | 2.03:1 |
| White text | 10.29:1 |
Values
| HEX | #731C59 |
| RGB | rgb(115, 28, 89) |
| HSL | hsl(318, 61%, 28%) |
| OKLCH | oklch(39.1% 0.138 342.5) |
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 #731C59 | 10.29:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #731C59 | 2.03:1 | Fails | Lc 11.0 | Not readable |
| #731C59 text on white | 10.29:1 | AAA | Lc 92.9 | Preferred for body text |
| #731C59 text on black | 2.03:1 | Fails | Lc -9.6 | 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
#FDF2F8
oklch(97.1% 0.014 343.2)
-
Step 100
100
#F9E2EF
oklch(93.5% 0.03 342.6)
-
Step 200
200
#F5CBE4
oklch(88.5% 0.057 341.9)
-
Step 300
300
#F0A6D3
oklch(81% 0.104 342.5)
-
Step 400
400
#E472BC
oklch(70.7% 0.165 342.5)
-
Step 500
500
#D945AB
oklch(63.1% 0.211 342.6)
-
Step 600
600
#C41597
oklch(55.6% 0.229 342.4)
-
Step 700
700
#A80080
oklch(49.1% 0.211 342.5)
-
Step 800
800
#890A68
oklch(42.6% 0.177 342.6)
-
Step 900
900 (this color)
#731C59
oklch(39.1% 0.138 342.5)
-
Step 950
950
#411032
oklch(27% 0.087 342.1)
#731C59 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) | #24375B | 0.152 |
| Deuteranopia (no green cones) | #3F4657 | 0.133 |
| Tritanopia (no blue cones) | #7B1D38 | 0.061 |
| Achromatopsia (no color) | #404040 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #731C59
#731C59
oklch(39.1% 0.138 342.5)
- #005337
#005337
oklch(39.1% 0.085 162.2)
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 #731C59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Velvet #750851 ΔE 0.023
- Rich Purple #720058 ΔE 0.030
- Red Purple #820747 ΔE 0.044
- Wine #80013F ΔE 0.052
- Grape Purple #5D1451 ΔE 0.054
- Merlot #730039 ΔE 0.055
- Mulberry #920A4E ΔE 0.068
- Bordeaux #7B002C ΔE 0.074
Use #731C59 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.