#3B477D
Closest named color: Light Navy (#155084). oklch(41.5% 0.091 272.4), rgb(59, 71, 125).
Aa
White text reads best on this color (8.81:1).
About this color
#3B477D is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.091 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.041 away. White text reads best on it, at 8.81:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.38:1 |
| White text | 8.81:1 |
Values
| HEX | #3B477D |
| RGB | rgb(59, 71, 125) |
| HSL | hsl(229, 36%, 36%) |
| OKLCH | oklch(41.5% 0.091 272.4) |
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 #3B477D | 8.81:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #3B477D | 2.38:1 | Fails | Lc 14.0 | Not readable |
| #3B477D text on white | 8.81:1 | AAA | Lc 90.0 | Preferred for body text |
| #3B477D text on black | 2.38:1 | Fails | Lc -12.3 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8ED
oklch(88.4% 0.03 273.1)
-
Step 300
300
#B4BFE4
oklch(80.8% 0.054 272.1)
-
Step 400
400
#8E9DD6
oklch(70.6% 0.085 272.7)
-
Step 500
500
#7384CC
oklch(63% 0.11 272.8)
-
Step 600
600
#5C6DB8
oklch(55.6% 0.118 272.4)
-
Step 700
700
#4C5B9F
oklch(49.2% 0.11 272.4)
-
Step 800
800 (this color)
#3B477D
oklch(41.5% 0.091 272.4)
-
Step 900
900
#353E67
oklch(37.6% 0.071 273.1)
-
Step 950
950
#1F253C
oklch(27% 0.044 272.1)
#3B477D 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) | #314D7F | 0.020 |
| Deuteranopia (no green cones) | #2A487C | 0.021 |
| Tritanopia (no blue cones) | #1F535C | 0.082 |
| Achromatopsia (no color) | #4A4A4A | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B477D
#3B477D
oklch(41.5% 0.091 272.4)
- #5C4A00
#5C4A00
oklch(41.6% 0.085 92.8)
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 #3B477D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.041
- Dark Slate Blue #483D8B ΔE 0.042
- Cobalt #1E488F ΔE 0.042
- Dusk Blue #26538D ΔE 0.042
- Twilight #4E518B ΔE 0.047
- Blueberry #464196 ΔE 0.049
- Dusk #4E5481 ΔE 0.050
- Twilight Blue #0A437A ΔE 0.051
Use #3B477D 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.