#391F55
Closest named color: Deep Violet (#490648). oklch(30.3% 0.095 303.4), rgb(57, 31, 85).
Aa
White text reads best on this color (13.98:1).
About this color
#391F55 is a dark, moderately saturated purple. In OKLCH its lightness is 30%, its chroma 0.095 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.057 away. White text reads best on it, at 13.98:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.50:1 |
| White text | 13.98:1 |
Values
| HEX | #391F55 |
| RGB | rgb(57, 31, 85) |
| HSL | hsl(269, 47%, 23%) |
| OKLCH | oklch(30.3% 0.095 303.4) |
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 #391F55 | 13.98:1 | AAA | Lc -103.4 | Preferred for body text |
| Black text on #391F55 | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #391F55 text on white | 13.98:1 | AAA | Lc 100.4 | Preferred for body text |
| #391F55 text on black | 1.50:1 | 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
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EEE5FC
oklch(93.6% 0.032 303.5)
-
Step 200
200
#E1D0FC
oklch(88.5% 0.062 302.7)
-
Step 300
300
#D0AFFD
oklch(81% 0.113 303.4)
-
Step 400
400
#B980FB
oklch(70.8% 0.18 303.5)
-
Step 500
500
#A857F9
oklch(63.1% 0.232 303.3)
-
Step 600
600
#9432E7
oklch(55.5% 0.251 303.4)
-
Step 700
700
#7F21C9
oklch(49.2% 0.233 303.6)
-
Step 800
800
#6720A3
oklch(42.8% 0.194 303.4)
-
Step 900
900
#532381
oklch(37.7% 0.15 303.2)
-
Step 950
950 (this color)
#391F55
oklch(30.3% 0.095 303.4)
#391F55 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) | #072B57 | 0.075 |
| Deuteranopia (no green cones) | #122C54 | 0.068 |
| Tritanopia (no blue cones) | #342A36 | 0.072 |
| Achromatopsia (no color) | #2C2C2C | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #391F55
#391F55
oklch(30.3% 0.095 303.4)
- #273400
#273400
oklch(30.2% 0.075 123.5)
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 #391F55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.057
- Plum Purple #4E0550 ΔE 0.060
- Eggplant Purple #430541 ΔE 0.061
- Space Cadet #2B2D42 ΔE 0.063
- Dark Purple #35063E ΔE 0.066
- Royal Purple #4B006E ΔE 0.070
- Deep Purple #36013F ΔE 0.071
- Eggplant #380835 ΔE 0.073
Use #391F55 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.