#392478
Closest named color: Indigo (#4B0082). oklch(34.1% 0.135 288.6), rgb(57, 36, 120).
Aa
White text reads best on this color (12.37:1).
About this color
#392478 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.135 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.057 away. White text reads best on it, at 12.37:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.69:1 |
| White text | 12.37:1 |
Values
| HEX | #392478 |
| RGB | rgb(57, 36, 120) |
| HSL | hsl(255, 54%, 31%) |
| OKLCH | oklch(34.1% 0.135 288.6) |
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 #392478 | 12.37:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #392478 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #392478 text on white | 12.37:1 | AAA | Lc 97.6 | Preferred for body text |
| #392478 text on black | 1.69:1 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E8E7FD
oklch(93.5% 0.03 287.9)
-
Step 200
200
#D7D4FD
oklch(88.5% 0.056 288.5)
-
Step 300
300
#BEB6FF
oklch(80.9% 0.102 288.9)
-
Step 400
400
#9E8DFE
oklch(70.7% 0.161 288.5)
-
Step 500
500
#896BFC
oklch(63.1% 0.207 288.6)
-
Step 600
600
#754DEC
oklch(55.7% 0.226 288.4)
-
Step 700
700
#633CCD
oklch(49.1% 0.209 288.5)
-
Step 800
800
#5033A6
oklch(42.7% 0.174 288.3)
-
Step 900
900 (this color)
#392478
oklch(34.1% 0.135 288.6)
-
Step 950
950
#261C4D
oklch(26.9% 0.087 288.6)
#392478 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) | #00367B | 0.070 |
| Deuteranopia (no green cones) | #003276 | 0.069 |
| Tritanopia (no blue cones) | #23394B | 0.109 |
| Achromatopsia (no color) | #343434 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #392478
#392478
oklch(34.1% 0.135 288.6)
- #3C3B00
#3C3B00
oklch(34.2% 0.074 108.7)
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 #392478, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.057
- Royal Purple #4B006E ΔE 0.064
- Midnight Blue #191970 ΔE 0.066
- Dark Slate Blue #483D8B ΔE 0.075
- Marine Blue #01386A ΔE 0.080
- Marine #042E60 ΔE 0.081
- Imperial Purple #480CA8 ΔE 0.085
- Prussian Blue #1D3557 ΔE 0.086
Use #392478 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.