#813391
Closest named color: Warm Purple (#952E8F). oklch(47% 0.162 320.4), rgb(129, 51, 145).
Aa
White text reads best on this color (7.45:1).
About this color
#813391 is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.162 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.040 away. White text reads best on it, at 7.45:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 2.81:1 |
| White text | 7.45:1 |
Values
| HEX | #813391 |
| RGB | rgb(129, 51, 145) |
| HSL | hsl(290, 48%, 38%) |
| OKLCH | oklch(47% 0.162 320.4) |
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 #813391 | 7.45:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #813391 | 2.81:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #813391 text on white | 7.45:1 | AAA | Lc 85.2 | Fine for body text |
| #813391 text on black | 2.81:1 | Fails | Lc -16.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E7D0EB
oklch(88.5% 0.044 321.2)
-
Step 300
300
#D8B1E0
oklch(81% 0.077 320.5)
-
Step 400
400
#C386D0
oklch(70.7% 0.124 320.4)
-
Step 500
500
#B365C4
oklch(63.1% 0.159 320.2)
-
Step 600
600
#9F49B0
oklch(55.6% 0.174 320.8)
-
Step 700
700 (this color)
#813391
oklch(47% 0.162 320.4)
-
Step 800
800
#6E307B
oklch(42.6% 0.135 320.4)
-
Step 900
900
#592C63
oklch(37.7% 0.104 320.1)
-
Step 950
950
#341A3A
oklch(26.9% 0.066 319.9)
#813391 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) | #1A5094 | 0.159 |
| Deuteranopia (no green cones) | #3C588F | 0.137 |
| Tritanopia (no blue cones) | #82435D | 0.101 |
| Achromatopsia (no color) | #555555 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #813391
#813391
oklch(47% 0.162 320.4)
- #1B6E00
#1B6E00
oklch(47.1% 0.153 140.4)
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 #813391, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Purple #952E8F ΔE 0.040
- Light Eggplant #894585 ΔE 0.051
- Dark Magenta #8B008B ΔE 0.056
- Rebecca Purple #663399 ΔE 0.056
- Purple #800080 ΔE 0.063
- Purply #983FB2 ΔE 0.071
- Grape #7209B7 ΔE 0.089
- Red Violet #9E0168 ΔE 0.094
Use #813391 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.