#384B80
Closest named color: Dusk Blue (#26538D). oklch(42.4% 0.092 267.5), rgb(56, 75, 128).
Aa
White text reads best on this color (8.44:1).
About this color
#384B80 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.092 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.031 away. White text reads best on it, at 8.44:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.48:1 |
| White text | 8.44:1 |
Values
| HEX | #384B80 |
| RGB | rgb(56, 75, 128) |
| HSL | hsl(224, 39%, 36%) |
| OKLCH | oklch(42.4% 0.092 267.5) |
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 #384B80 | 8.44:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #384B80 | 2.48:1 | Fails | Lc 15.0 | Dividers and decoration only |
| #384B80 text on white | 8.44:1 | AAA | Lc 89.0 | Fine for body text |
| #384B80 text on black | 2.48:1 | Fails | Lc -13.3 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D0D9EE
oklch(88.5% 0.031 267.2)
-
Step 300
300
#B1C0E4
oklch(80.8% 0.054 267.4)
-
Step 400
400
#899FD7
oklch(70.7% 0.086 267.6)
-
Step 500
500
#6C86CC
oklch(63% 0.11 267.7)
-
Step 600
600
#556FB9
oklch(55.6% 0.119 267.8)
-
Step 700
700
#455D9F
oklch(49.2% 0.11 267.3)
-
Step 800
800 (this color)
#384B80
oklch(42.4% 0.092 267.5)
-
Step 900
900
#314068
oklch(37.8% 0.071 267.4)
-
Step 950
950
#1D253D
oklch(26.9% 0.046 269.1)
#384B80 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) | #355182 | 0.017 |
| Deuteranopia (no green cones) | #2D4A7F | 0.014 |
| Tritanopia (no blue cones) | #11575F | 0.083 |
| Achromatopsia (no color) | #4D4D4D | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #384B80
#384B80
oklch(42.4% 0.092 267.5)
- #624A00
#624A00
oklch(42.3% 0.086 87.2)
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 #384B80, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.031
- Light Navy #155084 ΔE 0.033
- Cobalt #1E488F ΔE 0.039
- Twilight #4E518B ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.043
- Deep Sea Blue #015482 ΔE 0.043
- Dusk #4E5481 ΔE 0.043
- Dark Slate Blue #483D8B ΔE 0.049
Use #384B80 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.