#392574
Closest named color: Indigo (#4B0082). oklch(33.9% 0.129 289.3), rgb(57, 37, 116).
Aa
White text reads best on this color (12.42:1).
About this color
#392574 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.129 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.060 away. White text reads best on it, at 12.42:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.69:1 |
| White text | 12.42:1 |
Values
| HEX | #392574 |
| RGB | rgb(57, 37, 116) |
| HSL | hsl(255, 52%, 30%) |
| OKLCH | oklch(33.9% 0.129 289.3) |
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 #392574 | 12.42:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #392574 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #392574 text on white | 12.42:1 | AAA | Lc 97.8 | Preferred for body text |
| #392574 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
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D7D4FB
oklch(88.5% 0.053 288.8)
-
Step 300
300
#BEB7FB
oklch(80.9% 0.095 288.8)
-
Step 400
400
#9F8EF9
oklch(70.7% 0.153 289.2)
-
Step 500
500
#8A6DF6
oklch(63.1% 0.197 289.3)
-
Step 600
600
#7650E5
oklch(55.6% 0.214 289.3)
-
Step 700
700
#643FC7
oklch(49.1% 0.199 289.5)
-
Step 800
800
#5135A1
oklch(42.7% 0.165 289.4)
-
Step 900
900 (this color)
#392574
oklch(33.9% 0.129 289.3)
-
Step 950
950
#271D4B
oklch(27% 0.082 289.8)
#392574 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) | #003676 | 0.070 |
| Deuteranopia (no green cones) | #003272 | 0.069 |
| Tritanopia (no blue cones) | #253849 | 0.104 |
| Achromatopsia (no color) | #343434 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #392574
#392574
oklch(33.9% 0.129 289.3)
- #3B3A00
#3B3A00
oklch(33.8% 0.073 108.7)
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 #392574, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.060
- Royal Purple #4B006E ΔE 0.064
- Midnight Blue #191970 ΔE 0.066
- Dark Slate Blue #483D8B ΔE 0.076
- Marine Blue #01386A ΔE 0.077
- Marine #042E60 ΔE 0.078
- Prussian Blue #1D3557 ΔE 0.080
- Twilight Blue #0A437A ΔE 0.088
Use #392574 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.