#384F67
Closest named color: Dark Grey Blue (#29465B). oklch(41.9% 0.049 250.1), rgb(56, 79, 103).
Aa
White text reads best on this color (8.45:1).
About this color
#384F67 is a dark, muted blue. In OKLCH its lightness is 42%, its chroma 0.049 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.039 away. White text reads best on it, at 8.45:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.48:1 |
| White text | 8.45:1 |
Values
| HEX | #384F67 |
| RGB | rgb(56, 79, 103) |
| HSL | hsl(211, 30%, 31%) |
| OKLCH | oklch(41.9% 0.049 250.1) |
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 #384F67 | 8.45:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #384F67 | 2.48:1 | Fails | Lc 14.9 | Not readable |
| #384F67 text on white | 8.45:1 | AAA | Lc 89.1 | Fine for body text |
| #384F67 text on black | 2.48:1 | Fails | Lc -13.1 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300
#B3C2D3
oklch(80.8% 0.029 251.5)
-
Step 400
400
#8BA3BD
oklch(70.6% 0.047 250.6)
-
Step 500
500
#6F8DAC
oklch(63.2% 0.058 249.6)
-
Step 600
600
#567698
oklch(55.5% 0.065 250.5)
-
Step 700
700
#466382
oklch(49% 0.061 250.8)
-
Step 800
800 (this color)
#384F67
oklch(41.9% 0.049 250.1)
-
Step 900
900
#324355
oklch(37.6% 0.038 250.3)
-
Step 950
950
#1D2732
oklch(26.8% 0.025 251.2)
#384F67 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) | #465068 | 0.020 |
| Deuteranopia (no green cones) | #404B67 | 0.016 |
| Tritanopia (no blue cones) | #265457 | 0.042 |
| Achromatopsia (no color) | #4D4D4D | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #384F67
#384F67
oklch(41.9% 0.049 250.1)
- #5E482E
#5E482E
oklch(41.8% 0.05 70.5)
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 #384F67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.039
- YInMn Blue #415A77 ΔE 0.041
- Dark Slate Gray #2F4F4F ΔE 0.044
- Charcoal #264653 ΔE 0.048
- Deep Teal #00555A ΔE 0.053
- Dusty Grape #545775 ΔE 0.053
- Deep Sea Blue #015482 ΔE 0.054
- Light Navy #155084 ΔE 0.055
Use #384F67 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.