#393361
Closest named color: Prussian Blue (#1D3557). oklch(35.1% 0.078 287.6), rgb(57, 51, 97).
Aa
White text reads best on this color (11.53:1).
About this color
#393361 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.078 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.046 away. White text reads best on it, at 11.53:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.82:1 |
| White text | 11.53:1 |
Values
| HEX | #393361 |
| RGB | rgb(57, 51, 97) |
| HSL | hsl(248, 31%, 29%) |
| OKLCH | oklch(35.1% 0.078 287.6) |
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 #393361 | 11.53:1 | AAA | Lc -100.2 | Preferred for body text |
| Black text on #393361 | 1.82:1 | Fails | Lc 7.4 | Not readable |
| #393361 text on white | 11.53:1 | AAA | Lc 96.5 | Preferred for body text |
| #393361 text on black | 1.82:1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D7D6EE
oklch(88.4% 0.033 287.6)
-
Step 300
300
#BEBBE5
oklch(80.8% 0.059 288.3)
-
Step 400
400
#9D97D8
oklch(70.6% 0.094 288)
-
Step 500
500
#867DCE
oklch(63.2% 0.12 287.5)
-
Step 600
600
#7065BB
oklch(55.7% 0.13 287.2)
-
Step 700
700
#5E53A1
oklch(49.1% 0.121 287.5)
-
Step 800
800
#4D4482
oklch(42.6% 0.1 288)
-
Step 900
900 (this color)
#393361
oklch(35.1% 0.078 287.6)
-
Step 950
950
#25223D
oklch(26.9% 0.05 287.7)
#393361 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) | #233A63 | 0.036 |
| Deuteranopia (no green cones) | #223860 | 0.036 |
| Tritanopia (no blue cones) | #2E3C45 | 0.066 |
| Achromatopsia (no color) | #393939 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #393361
#393361
oklch(35.1% 0.078 287.6)
- #3F3D00
#3F3D00
oklch(35.1% 0.075 107.6)
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 #393361, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.046
- Marine Blue #01386A ΔE 0.060
- Dark Blue Grey #1F3B4D ΔE 0.061
- Space Cadet #2B2D42 ΔE 0.062
- Dark Grey Blue #29465B ΔE 0.064
- Gunmetal #293241 ΔE 0.064
- Marine #042E60 ΔE 0.068
- Onyx #343A40 ΔE 0.069
Use #393361 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.