#3B466D
Closest named color: Dark Grey Blue (#29465B). oklch(40.3% 0.067 271.1), rgb(59, 70, 109).
Aa
White text reads best on this color (9.19:1).
About this color
#3B466D is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.067 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.041 away. White text reads best on it, at 9.19:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.28:1 |
| White text | 9.19:1 |
Values
| HEX | #3B466D |
| RGB | rgb(59, 70, 109) |
| HSL | hsl(227, 30%, 33%) |
| OKLCH | oklch(40.3% 0.067 271.1) |
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 #3B466D | 9.19:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #3B466D | 2.28:1 | Fails | Lc 12.8 | Not readable |
| #3B466D text on white | 9.19:1 | AAA | Lc 91.1 | Preferred for body text |
| #3B466D text on black | 2.28:1 | Fails | Lc -11.2 | 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
#E7EAF2
oklch(93.7% 0.011 269.5)
-
Step 200
200
#D4D9E8
oklch(88.6% 0.021 271.2)
-
Step 300
300
#B7C0DB
oklch(80.9% 0.039 270.9)
-
Step 400
400
#929FC9
oklch(70.7% 0.063 271.3)
-
Step 500
500
#7787BB
oklch(63.1% 0.081 270.8)
-
Step 600
600
#6070A7
oklch(55.6% 0.088 271)
-
Step 700
700
#505E8F
oklch(49.2% 0.081 271.1)
-
Step 800
800 (this color)
#3B466D
oklch(40.3% 0.067 271.1)
-
Step 900
900
#37405E
oklch(37.7% 0.053 270.9)
-
Step 950
950
#202637
oklch(27.1% 0.033 269.2)
#3B466D 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) | #384A6F | 0.012 |
| Deuteranopia (no green cones) | #34466C | 0.010 |
| Tritanopia (no blue cones) | #2A4E54 | 0.061 |
| Achromatopsia (no color) | #484848 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B466D
#3B466D
oklch(40.3% 0.067 271.1)
- #564718
#564718
oklch(40.3% 0.067 91.3)
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 #3B466D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.041
- Light Navy #155084 ΔE 0.052
- Twilight Blue #0A437A ΔE 0.054
- Charcoal #264653 ΔE 0.055
- Dusk #4E5481 ΔE 0.059
- Deep Sea Blue #015482 ΔE 0.059
- Dusk Blue #26538D ΔE 0.060
- YInMn Blue #415A77 ΔE 0.061
Use #3B466D 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.