#391F58
Closest named color: Deep Violet (#490648). oklch(30.6% 0.1 301.8), rgb(57, 31, 88).
Aa
White text reads best on this color (13.89:1).
About this color
#391F58 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.100 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.060 away. White text reads best on it, at 13.89:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.51:1 |
| White text | 13.89:1 |
Values
| HEX | #391F58 |
| RGB | rgb(57, 31, 88) |
| HSL | hsl(267, 48%, 23%) |
| OKLCH | oklch(30.6% 0.1 301.8) |
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 #391F58 | 13.89:1 | AAA | Lc -103.3 | Preferred for body text |
| Black text on #391F58 | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #391F58 text on white | 13.89:1 | AAA | Lc 100.2 | Preferred for body text |
| #391F58 text on black | 1.51:1 | 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 950.
-
Step 50
50
#F7F3FF
oklch(97.1% 0.016 301.2)
-
Step 100
100
#EEE5FE
oklch(93.6% 0.035 302.1)
-
Step 200
200
#E1D0FE
oklch(88.6% 0.065 301.9)
-
Step 300
300
#CEAFFF
oklch(80.9% 0.115 301.7)
-
Step 400
400
#B780FF
oklch(70.8% 0.184 301.9)
-
Step 500
500
#A755FF
oklch(63.1% 0.241 302)
-
Step 600
600
#932DEE
oklch(55.6% 0.261 301.9)
-
Step 700
700
#7D1AD0
oklch(49.1% 0.244 301.5)
-
Step 800
800
#661CA8
oklch(42.8% 0.202 301.8)
-
Step 900
900
#522185
oklch(37.7% 0.157 301.5)
-
Step 950
950 (this color)
#391F58
oklch(30.6% 0.1 301.8)
#391F58 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) | #022C5A | 0.078 |
| Deuteranopia (no green cones) | #0E2C57 | 0.071 |
| Tritanopia (no blue cones) | #332B38 | 0.075 |
| Achromatopsia (no color) | #2C2C2C | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #391F58
#391F58
oklch(30.6% 0.1 301.8)
- #293400
#293400
oklch(30.4% 0.073 121.7)
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 #391F58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.060
- Plum Purple #4E0550 ΔE 0.061
- Eggplant Purple #430541 ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.066
- Royal Purple #4B006E ΔE 0.066
- Dark Purple #35063E ΔE 0.069
- Prussian Blue #1D3557 ΔE 0.073
- Deep Purple #36013F ΔE 0.074
Use #391F58 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.