#731F65
Closest named color: Rich Purple (#720058). oklch(40.1% 0.143 335.4), rgb(115, 31, 101).
Aa
White text reads best on this color (9.93:1).
About this color
#731F65 is a dark, vivid purple. In OKLCH its lightness is 40%, its chroma 0.143 and its hue 335°. Its hue sits on the warm side of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.038 away. White text reads best on it, at 9.93:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Rich Purple (#720058) |
| Black text | 2.11:1 |
| White text | 9.93:1 |
Values
| HEX | #731F65 |
| RGB | rgb(115, 31, 101) |
| HSL | hsl(310, 58%, 29%) |
| OKLCH | oklch(40.1% 0.143 335.4) |
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 #731F65 | 9.93:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #731F65 | 2.11:1 | Fails | Lc 11.8 | Not readable |
| #731F65 text on white | 9.93:1 | AAA | Lc 92.1 | Preferred for body text |
| #731F65 text on black | 2.11:1 | Fails | Lc -10.3 | 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
#FCF2F9
oklch(97.1% 0.014 336.1)
-
Step 100
100
#F8E3F2
oklch(93.7% 0.03 335.9)
-
Step 200
200
#F3CBE9
oklch(88.5% 0.06 335)
-
Step 300
300
#ECA6DC
oklch(80.9% 0.107 335.1)
-
Step 400
400
#E072CA
oklch(70.7% 0.172 335.3)
-
Step 500
500
#D445BC
oklch(63.1% 0.219 335.3)
-
Step 600
600
#BF14A8
oklch(55.6% 0.238 335.3)
-
Step 700
700
#A4008F
oklch(49.2% 0.218 335.6)
-
Step 800
800
#860A75
oklch(42.8% 0.183 335.4)
-
Step 900
900 (this color)
#731F65
oklch(40.1% 0.143 335.4)
-
Step 950
950
#3F1037
oklch(26.9% 0.09 335.2)
#731F65 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) | #1F3B67 | 0.154 |
| Deuteranopia (no green cones) | #3C4763 | 0.132 |
| Tritanopia (no blue cones) | #79253F | 0.071 |
| Achromatopsia (no color) | #434343 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #731F65
#731F65
oklch(40.1% 0.143 335.4)
- #005730
#005730
oklch(40.1% 0.098 155.5)
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 #731F65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.038
- Velvet #750851 ΔE 0.039
- Purple #800080 ΔE 0.058
- Red Purple #820747 ΔE 0.060
- Grape Purple #5D1451 ΔE 0.061
- Wine #80013F ΔE 0.069
- Merlot #730039 ΔE 0.075
- Mulberry #920A4E ΔE 0.076
Use #731F65 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.