#384E67
Closest named color: Dark Grey Blue (#29465B). oklch(41.7% 0.05 252.2), rgb(56, 78, 103).
Aa
White text reads best on this color (8.55:1).
About this color
#384E67 is a dark, muted blue. In OKLCH its lightness is 42%, its chroma 0.050 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.037 away. White text reads best on it, at 8.55:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.45:1 |
| White text | 8.55:1 |
Values
| HEX | #384E67 |
| RGB | rgb(56, 78, 103) |
| HSL | hsl(212, 30%, 31%) |
| OKLCH | oklch(41.7% 0.05 252.2) |
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 #384E67 | 8.55:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #384E67 | 2.45:1 | Fails | Lc 14.6 | Not readable |
| #384E67 text on white | 8.55:1 | AAA | Lc 89.4 | Fine for body text |
| #384E67 text on black | 2.45:1 | Fails | Lc -12.9 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D2DAE4
oklch(88.5% 0.016 253.9)
-
Step 300
300
#B3C2D4
oklch(80.8% 0.03 253)
-
Step 400
400
#8CA3BE
oklch(70.7% 0.047 252.6)
-
Step 500
500
#6F8CAD
oklch(63% 0.06 252)
-
Step 600
600
#577699
oklch(55.6% 0.065 252)
-
Step 700
700
#476382
oklch(49.1% 0.06 251.6)
-
Step 800
800 (this color)
#384E67
oklch(41.7% 0.05 252.2)
-
Step 900
900
#324356
oklch(37.7% 0.039 251.6)
-
Step 950
950
#1E2732
oklch(26.9% 0.024 253.7)
#384E67 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) | #444F68 | 0.017 |
| Deuteranopia (no green cones) | #3F4A66 | 0.014 |
| Tritanopia (no blue cones) | #265456 | 0.045 |
| Achromatopsia (no color) | #4C4C4C | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #384E67
#384E67
oklch(41.7% 0.05 252.2)
- #5D482D
#5D482D
oklch(41.7% 0.05 72.7)
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 #384E67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.037
- YInMn Blue #415A77 ΔE 0.044
- Dark Slate Gray #2F4F4F ΔE 0.045
- Charcoal #264653 ΔE 0.047
- Deep Teal #00555A ΔE 0.055
- Deep Sea Blue #015482 ΔE 0.055
- Light Navy #155084 ΔE 0.055
- Dusty Grape #545775 ΔE 0.055
Use #384E67 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.