#392B66
Closest named color: Prussian Blue (#1D3557). oklch(33.8% 0.1 291.1), rgb(57, 43, 102).
Aa
White text reads best on this color (12.27:1).
About this color
#392B66 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.100 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.058 away. White text reads best on it, at 12.27:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.71:1 |
| White text | 12.27:1 |
Values
| HEX | #392B66 |
| RGB | rgb(57, 43, 102) |
| HSL | hsl(254, 41%, 28%) |
| OKLCH | oklch(33.8% 0.1 291.1) |
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 #392B66 | 12.27:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #392B66 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #392B66 text on white | 12.27:1 | AAA | Lc 97.8 | Preferred for body text |
| #392B66 text on black | 1.71:1 | 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
#E9E8F8
oklch(93.6% 0.021 288.9)
-
Step 200
200
#D9D5F3
oklch(88.5% 0.041 291.7)
-
Step 300
300
#C0B9EE
oklch(81% 0.074 290.7)
-
Step 400
400
#A193E5
oklch(70.8% 0.118 290.9)
-
Step 500
500
#8B75DE
oklch(63% 0.154 291)
-
Step 600
600
#765CCB
oklch(55.6% 0.165 290.8)
-
Step 700
700
#644BB0
oklch(49.2% 0.154 291.1)
-
Step 800
800
#513E8E
oklch(42.7% 0.127 291)
-
Step 900
900 (this color)
#392B66
oklch(33.8% 0.1 291.1)
-
Step 950
950
#272043
oklch(27.1% 0.064 290.7)
#392B66 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) | #0E3668 | 0.059 |
| Deuteranopia (no green cones) | #113465 | 0.057 |
| Tritanopia (no blue cones) | #2D3844 | 0.082 |
| Achromatopsia (no color) | #353535 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #392B66
#392B66
oklch(33.8% 0.1 291.1)
- #393B00
#393B00
oklch(33.9% 0.075 111.9)
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 #392B66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.058
- Marine Blue #01386A ΔE 0.067
- Marine #042E60 ΔE 0.067
- Space Cadet #2B2D42 ΔE 0.071
- Midnight Blue #191970 ΔE 0.077
- Royal Purple #4B006E ΔE 0.077
- Gunmetal #293241 ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.080
Use #392B66 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.