#384A69
Closest named color: Dark Grey Blue (#29465B). oklch(40.8% 0.057 261), rgb(56, 74, 105).
Aa
White text reads best on this color (8.92:1).
About this color
#384A69 is a dark, muted blue. In OKLCH its lightness is 41%, its chroma 0.057 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.033 away. White text reads best on it, at 8.92:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.35:1 |
| White text | 8.92:1 |
Values
| HEX | #384A69 |
| RGB | rgb(56, 74, 105) |
| HSL | hsl(218, 30%, 32%) |
| OKLCH | oklch(40.8% 0.057 261) |
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 #384A69 | 8.92:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #384A69 | 2.35:1 | Fails | Lc 13.5 | Not readable |
| #384A69 text on white | 8.92:1 | AAA | Lc 90.4 | Preferred for body text |
| #384A69 text on black | 2.35:1 | Fails | Lc -11.9 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE6
oklch(88.6% 0.019 258.4)
-
Step 300
300
#B5C1D7
oklch(80.9% 0.034 262.7)
-
Step 400
400
#8EA1C3
oklch(70.6% 0.054 262)
-
Step 500
500
#728AB3
oklch(63% 0.068 261)
-
Step 600
600
#5A749F
oklch(55.6% 0.074 260.2)
-
Step 700
700
#4A6188
oklch(49.1% 0.069 260.7)
-
Step 800
800 (this color)
#384A69
oklch(40.8% 0.057 261)
-
Step 900
900
#34425A
oklch(37.7% 0.045 261)
-
Step 950
950
#1F2734
oklch(27.1% 0.027 260)
#384A69 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) | #3F4C6A | 0.012 |
| Deuteranopia (no green cones) | #394768 | 0.009 |
| Tritanopia (no blue cones) | #265155 | 0.051 |
| Achromatopsia (no color) | #4A4A4A | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #384A69
#384A69
oklch(40.8% 0.057 261)
- #5A4623
#5A4623
oklch(40.7% 0.058 80)
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 #384A69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.033
- Charcoal #264653 ΔE 0.046
- Light Navy #155084 ΔE 0.052
- YInMn Blue #415A77 ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.054
- Deep Sea Blue #015482 ΔE 0.055
- Dusk #4E5481 ΔE 0.058
- Twilight Blue #0A437A ΔE 0.059
Use #384A69 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.