#391F6E
Closest named color: Royal Purple (#4B006E). oklch(32.4% 0.129 292.9), rgb(57, 31, 110).
Aa
White text reads best on this color (13.16:1).
About this color
#391F6E is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.129 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.054 away. White text reads best on it, at 13.16:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.59:1 |
| White text | 13.16:1 |
Values
| HEX | #391F6E |
| RGB | rgb(57, 31, 110) |
| HSL | hsl(260, 56%, 28%) |
| OKLCH | oklch(32.4% 0.129 292.9) |
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 #391F6E | 13.16:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #391F6E | 1.59:1 | Fails | Lc 0.0 | Not readable |
| #391F6E text on white | 13.16:1 | AAA | Lc 99.0 | Preferred for body text |
| #391F6E text on black | 1.59:1 | Fails | Lc 0.0 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#EAE7FB
oklch(93.6% 0.027 292.8)
-
Step 200
200
#DAD3FA
oklch(88.5% 0.054 293.5)
-
Step 300
300
#C2B5FA
oklch(80.8% 0.097 292.7)
-
Step 400
400
#A58CF7
oklch(70.7% 0.154 292.8)
-
Step 500
500
#916AF4
oklch(63.1% 0.198 292.9)
-
Step 600
600
#7D4DE2
oklch(55.6% 0.214 292.9)
-
Step 700
700
#6A3CC5
oklch(49.1% 0.2 292.9)
-
Step 800
800
#56339F
oklch(42.7% 0.165 292.9)
-
Step 900
900 (this color)
#391F6E
oklch(32.4% 0.129 292.9)
-
Step 950
950
#291C4A
oklch(27% 0.082 293.1)
#391F6E 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) | #003170 | 0.076 |
| Deuteranopia (no green cones) | #002F6C | 0.075 |
| Tritanopia (no blue cones) | #293344 | 0.102 |
| Achromatopsia (no color) | #303030 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #391F6E
#391F6E
oklch(32.4% 0.129 292.9)
- #343700
#343700
oklch(32.3% 0.072 113.1)
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 #391F6E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.054
- Indigo #4B0082 ΔE 0.058
- Midnight Blue #191970 ΔE 0.061
- Marine #042E60 ΔE 0.079
- Plum Purple #4E0550 ΔE 0.080
- Prussian Blue #1D3557 ΔE 0.084
- Marine Blue #01386A ΔE 0.085
- Deep Violet #490648 ΔE 0.086
Use #391F6E 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.