#394282
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.107 274.6), rgb(57, 66, 130).
Aa
White text reads best on this color (9.22:1).
About this color
#394282 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.107 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.030 away. White text reads best on it, at 9.22:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #394282 |
| RGB | rgb(57, 66, 130) |
| HSL | hsl(233, 39%, 37%) |
| OKLCH | oklch(40.6% 0.107 274.6) |
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 #394282 | 9.22:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #394282 | 2.27:1 | Fails | Lc 12.9 | Not readable |
| #394282 text on white | 9.22:1 | AAA | Lc 91.1 | Preferred for body text |
| #394282 text on black | 2.27:1 | Fails | Lc -11.2 | 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 800.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D2D8F1
oklch(88.5% 0.035 274.9)
-
Step 300
300
#B4BEEA
oklch(80.9% 0.063 274.9)
-
Step 400
400
#8E9CDF
oklch(70.8% 0.099 274.5)
-
Step 500
500
#7382D6
oklch(63.2% 0.127 274.5)
-
Step 600
600
#5C6AC3
oklch(55.6% 0.138 274.3)
-
Step 700
700
#4C58A9
oklch(49.2% 0.129 274.3)
-
Step 800
800 (this color)
#394282
oklch(40.6% 0.107 274.6)
-
Step 900
900
#353D6D
oklch(37.7% 0.082 274.6)
-
Step 950
950
#1F2440
oklch(27% 0.052 274.7)
#394282 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) | #244B84 | 0.032 |
| Deuteranopia (no green cones) | #1B4581 | 0.034 |
| Tritanopia (no blue cones) | #15505B | 0.095 |
| Achromatopsia (no color) | #474747 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #394282
#394282
oklch(40.6% 0.107 274.6)
- #584800
#584800
oklch(40.6% 0.083 94.4)
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 #394282, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.030
- Cobalt #1E488F ΔE 0.036
- Blueberry #464196 ΔE 0.039
- Twilight Blue #0A437A ΔE 0.048
- Light Navy #155084 ΔE 0.049
- Dusk Blue #26538D ΔE 0.050
- Twilight #4E518B ΔE 0.056
- Deep Sea Blue #015482 ΔE 0.062
Use #394282 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.