#731F77
Closest named color: Purple (#800080). oklch(41.1% 0.158 326), rgb(115, 31, 119).
Aa
White text reads best on this color (9.58:1).
About this color
#731F77 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.158 and its hue 326°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.038 away. White text reads best on it, at 9.58:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.19:1 |
| White text | 9.58:1 |
Values
| HEX | #731F77 |
| RGB | rgb(115, 31, 119) |
| HSL | hsl(297, 59%, 29%) |
| OKLCH | oklch(41.1% 0.158 326) |
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 #731F77 | 9.58:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #731F77 | 2.19:1 | Fails | Lc 12.8 | Not readable |
| #731F77 text on white | 9.58:1 | AAA | Lc 91.2 | Preferred for body text |
| #731F77 text on black | 2.19:1 | Fails | Lc -11.1 | 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 800.
-
Step 50
50
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F4E4F4
oklch(93.6% 0.027 325.8)
-
Step 200
200
#ECCEEC
oklch(88.5% 0.052 326)
-
Step 300
300
#E0ACE1
oklch(80.9% 0.093 325.8)
-
Step 400
400
#CF7ED1
oklch(70.7% 0.146 326.1)
-
Step 500
500
#C158C5
oklch(63.1% 0.189 326.1)
-
Step 600
600
#AC38B1
oklch(55.5% 0.205 326.2)
-
Step 700
700
#942999
oklch(49.2% 0.191 326.1)
-
Step 800
800 (this color)
#731F77
oklch(41.1% 0.158 326)
-
Step 900
900
#612464
oklch(37.7% 0.123 325.8)
-
Step 950
950
#39163A
oklch(26.9% 0.078 326.4)
#731F77 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) | #093E79 | 0.167 |
| Deuteranopia (no green cones) | #334975 | 0.140 |
| Tritanopia (no blue cones) | #762D49 | 0.089 |
| Achromatopsia (no color) | #454545 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #731F77
#731F77
oklch(41.1% 0.158 326)
- #005B19
#005B19
oklch(41% 0.125 146)
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 #731F77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.038
- Rich Purple #720058 ΔE 0.058
- Dark Magenta #8B008B ΔE 0.060
- Velvet #750851 ΔE 0.066
- Rebecca Purple #663399 ΔE 0.069
- Grape Purple #5D1451 ΔE 0.080
- Warm Purple #952E8F ΔE 0.084
- Red Purple #820747 ΔE 0.087
Use #731F77 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.