#392F6D
Closest named color: Prussian Blue (#1D3557). oklch(35.1% 0.104 287.2), rgb(57, 47, 109).
Aa
White text reads best on this color (11.65:1).
About this color
#392F6D is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.104 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.061 away. White text reads best on it, at 11.65:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.80:1 |
| White text | 11.65:1 |
Values
| HEX | #392F6D |
| RGB | rgb(57, 47, 109) |
| HSL | hsl(250, 40%, 31%) |
| OKLCH | oklch(35.1% 0.104 287.2) |
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 #392F6D | 11.65:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #392F6D | 1.80:1 | Fails | Lc 7.3 | Not readable |
| #392F6D text on white | 11.65:1 | AAA | Lc 96.6 | Preferred for body text |
| #392F6D text on black | 1.80:1 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D7D5F5
oklch(88.5% 0.044 288.3)
-
Step 300
300
#BDB9F1
oklch(80.8% 0.079 287.8)
-
Step 400
400
#9C94EA
oklch(70.8% 0.124 287)
-
Step 500
500
#8576E3
oklch(63% 0.159 287.2)
-
Step 600
600
#705CD1
oklch(55.5% 0.173 287.2)
-
Step 700
700
#5E4BB5
oklch(49% 0.161 287.1)
-
Step 800
800
#4D3E92
oklch(42.6% 0.133 287.6)
-
Step 900
900 (this color)
#392F6D
oklch(35.1% 0.104 287.2)
-
Step 950
950
#252044
oklch(26.9% 0.065 287.6)
#392F6D 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) | #0F3A6F | 0.055 |
| Deuteranopia (no green cones) | #0F376C | 0.054 |
| Tritanopia (no blue cones) | #293C49 | 0.085 |
| Achromatopsia (no color) | #383838 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #392F6D
#392F6D
oklch(35.1% 0.104 287.2)
- #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 #392F6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.061
- Marine Blue #01386A ΔE 0.063
- Dark Slate Blue #483D8B ΔE 0.067
- Twilight Blue #0A437A ΔE 0.070
- Marine #042E60 ΔE 0.070
- Space Cadet #2B2D42 ΔE 0.081
- Midnight Blue #191970 ΔE 0.081
- Dark Blue Grey #1F3B4D ΔE 0.082
Use #392F6D 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.