#384C6F
Closest named color: Dark Grey Blue (#29465B). oklch(41.6% 0.064 261.2), rgb(56, 76, 111).
Aa
White text reads best on this color (8.63:1).
About this color
#384C6F is a dark, muted blue. In OKLCH its lightness is 42%, its chroma 0.064 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.043 away. White text reads best on it, at 8.63:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.43:1 |
| White text | 8.63:1 |
Values
| HEX | #384C6F |
| RGB | rgb(56, 76, 111) |
| HSL | hsl(218, 33%, 33%) |
| OKLCH | oklch(41.6% 0.064 261.2) |
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 #384C6F | 8.63:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #384C6F | 2.43:1 | Fails | Lc 14.4 | Not readable |
| #384C6F text on white | 8.63:1 | AAA | Lc 89.6 | Fine for body text |
| #384C6F text on black | 2.43:1 | Fails | Lc -12.7 | 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
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2DAE7
oklch(88.6% 0.02 260.2)
-
Step 300
300
#B3C1D9
oklch(80.8% 0.037 261.3)
-
Step 400
400
#8CA1C7
oklch(70.6% 0.061 262.2)
-
Step 500
500
#6F8AB8
oklch(63.1% 0.076 260.9)
-
Step 600
600
#5773A4
oklch(55.5% 0.084 261.2)
-
Step 700
700
#48618D
oklch(49.2% 0.077 261.3)
-
Step 800
800 (this color)
#384C6F
oklch(41.6% 0.064 261.2)
-
Step 900
900
#33425C
oklch(37.8% 0.049 261.1)
-
Step 950
950
#1E2736
oklch(27.1% 0.031 260.5)
#384C6F 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) | #3F4E71 | 0.012 |
| Deuteranopia (no green cones) | #39496E | 0.009 |
| Tritanopia (no blue cones) | #225458 | 0.058 |
| Achromatopsia (no color) | #4C4C4C | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #384C6F
#384C6F
oklch(41.6% 0.064 261.2)
- #5E4820
#5E4820
oklch(41.6% 0.064 80.4)
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 #384C6F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.043
- Light Navy #155084 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.048
- Dusk #4E5481 ΔE 0.049
- Dusk Blue #26538D ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.051
- Charcoal #264653 ΔE 0.056
Use #384C6F 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.