#384B6F
Closest named color: Dark Grey Blue (#29465B). oklch(41.4% 0.065 262.6), rgb(56, 75, 111).
Aa
White text reads best on this color (8.73:1).
About this color
#384B6F is a dark, muted blue. In OKLCH its lightness is 41%, its chroma 0.065 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.042 away. White text reads best on it, at 8.73:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.40:1 |
| White text | 8.73:1 |
Values
| HEX | #384B6F |
| RGB | rgb(56, 75, 111) |
| HSL | hsl(219, 33%, 33%) |
| OKLCH | oklch(41.4% 0.065 262.6) |
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 #384B6F | 8.73:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #384B6F | 2.40:1 | Fails | Lc 14.1 | Not readable |
| #384B6F text on white | 8.73:1 | AAA | Lc 89.9 | Fine for body text |
| #384B6F text on black | 2.40:1 | Fails | Lc -12.4 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2D9E8
oklch(88.4% 0.022 265.8)
-
Step 300
300
#B4C1DA
oklch(80.9% 0.038 263.6)
-
Step 400
400
#8CA1C7
oklch(70.6% 0.061 262.2)
-
Step 500
500
#708AB9
oklch(63.2% 0.077 262)
-
Step 600
600
#5873A5
oklch(55.6% 0.085 262.2)
-
Step 700
700
#48608E
oklch(49% 0.08 262.7)
-
Step 800
800 (this color)
#384B6F
oklch(41.4% 0.065 262.6)
-
Step 900
900
#33425D
oklch(37.8% 0.05 261.8)
-
Step 950
950
#1E2636
oklch(26.9% 0.032 263.8)
#384B6F 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) | #3E4E71 | 0.013 |
| Deuteranopia (no green cones) | #37496E | 0.006 |
| Tritanopia (no blue cones) | #225358 | 0.059 |
| Achromatopsia (no color) | #4B4B4B | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #384B6F
#384B6F
oklch(41.4% 0.065 262.6)
- #5D481D
#5D481D
oklch(41.4% 0.066 82.9)
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 #384B6F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.042
- Light Navy #155084 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.048
- Deep Sea Blue #015482 ΔE 0.049
- Dusk #4E5481 ΔE 0.051
- Dusk Blue #26538D ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.053
- Charcoal #264653 ΔE 0.055
Use #384B6F 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.