#394D7C
Closest named color: Dusk Blue (#26538D). oklch(42.6% 0.082 265.6), rgb(57, 77, 124).
Aa
White text reads best on this color (8.31:1).
About this color
#394D7C is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.082 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.034 away. White text reads best on it, at 8.31:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.52:1 |
| White text | 8.31:1 |
Values
| HEX | #394D7C |
| RGB | rgb(57, 77, 124) |
| HSL | hsl(222, 37%, 35%) |
| OKLCH | oklch(42.6% 0.082 265.6) |
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 #394D7C | 8.31:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #394D7C | 2.52:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #394D7C text on white | 8.31:1 | AAA | Lc 88.6 | Fine for body text |
| #394D7C text on black | 2.52:1 | Fails | Lc -13.6 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D1D9EB
oklch(88.5% 0.026 266.6)
-
Step 300
300
#B2C1E1
oklch(81% 0.048 265.4)
-
Step 400
400
#8AA0D1
oklch(70.7% 0.076 265.7)
-
Step 500
500
#6D88C5
oklch(63.1% 0.098 265.5)
-
Step 600
600
#5571B2
oklch(55.6% 0.107 265.4)
-
Step 700
700
#455E99
oklch(49% 0.1 265.5)
-
Step 800
800 (this color)
#394D7C
oklch(42.6% 0.082 265.6)
-
Step 900
900
#314064
oklch(37.6% 0.065 266.1)
-
Step 950
950
#1D263A
oklch(27% 0.04 265.3)
#394D7C 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) | #3B517E | 0.012 |
| Deuteranopia (no green cones) | #334B7B | 0.010 |
| Tritanopia (no blue cones) | #19575E | 0.074 |
| Achromatopsia (no color) | #4E4E4E | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #394D7C
#394D7C
oklch(42.6% 0.082 265.6)
- #634B0A
#634B0A
oklch(42.7% 0.083 86)
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 #394D7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.034
- Light Navy #155084 ΔE 0.034
- Dusk #4E5481 ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.039
- Twilight #4E518B ΔE 0.041
- Deep Sea Blue #015482 ΔE 0.042
- YInMn Blue #415A77 ΔE 0.045
- Cobalt #1E488F ΔE 0.047
Use #394D7C 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.