#392F70
Closest named color: Dark Slate Blue (#483D8B). oklch(35.3% 0.108 286.5), rgb(57, 47, 112).
Aa
White text reads best on this color (11.57:1).
About this color
#392F70 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.108 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.063 away. White text reads best on it, at 11.57:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.81:1 |
| White text | 11.57:1 |
Values
| HEX | #392F70 |
| RGB | rgb(57, 47, 112) |
| HSL | hsl(249, 41%, 31%) |
| OKLCH | oklch(35.3% 0.108 286.5) |
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 #392F70 | 11.57:1 | AAA | Lc -100.1 | Preferred for body text |
| Black text on #392F70 | 1.81:1 | Fails | Lc 7.5 | Not readable |
| #392F70 text on white | 11.57:1 | AAA | Lc 96.4 | Preferred for body text |
| #392F70 text on black | 1.81:1 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D6D5F6
oklch(88.4% 0.045 286.8)
-
Step 300
300
#BCB9F3
oklch(80.8% 0.081 286.8)
-
Step 400
400
#9B93ED
oklch(70.7% 0.13 286.7)
-
Step 500
500
#8476E7
oklch(63.1% 0.165 286.3)
-
Step 600
600
#6F5BD5
oklch(55.5% 0.18 286.5)
-
Step 700
700
#5D4AB9
oklch(49.1% 0.168 286.3)
-
Step 800
800
#4C3E96
oklch(42.8% 0.139 286.3)
-
Step 900
900 (this color)
#392F70
oklch(35.3% 0.108 286.5)
-
Step 950
950
#252046
oklch(27.1% 0.069 286.9)
#392F70 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) | #0A3B72 | 0.058 |
| Deuteranopia (no green cones) | #08376F | 0.058 |
| Tritanopia (no blue cones) | #273D4A | 0.090 |
| Achromatopsia (no color) | #393939 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #392F70
#392F70
oklch(35.3% 0.108 286.5)
- #413D00
#413D00
oklch(35.3% 0.075 105.5)
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 #392F70, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.063
- Marine Blue #01386A ΔE 0.064
- Prussian Blue #1D3557 ΔE 0.064
- Twilight Blue #0A437A ΔE 0.069
- Marine #042E60 ΔE 0.072
- Midnight Blue #191970 ΔE 0.080
- Blueberry #464196 ΔE 0.080
- Indigo #4B0082 ΔE 0.081
Use #392F70 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.