#406384
Closest named color: Denim (#3B638C). oklch(48.7% 0.067 247.9), rgb(64, 99, 132).
Aa
White text reads best on this color (6.29:1).
About this color
#406384 is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.067 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.014 away. White text reads best on it, at 6.29:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.33:1 |
| White text | 6.29:1 |
Values
| HEX | #406384 |
| RGB | rgb(64, 99, 132) |
| HSL | hsl(209, 35%, 38%) |
| OKLCH | oklch(48.7% 0.067 247.9) |
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 #406384 | 6.29:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #406384 | 3.33:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #406384 text on white | 6.29:1 | AA | Lc 81.3 | Fine for body text |
| #406384 text on black | 3.33:1 | AA large text | Lc -20.6 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D0DAE5
oklch(88.4% 0.019 250.6)
-
Step 300
300
#B1C3D5
oklch(80.9% 0.032 248.2)
-
Step 400
400
#87A4C0
oklch(70.7% 0.052 247.7)
-
Step 500
500
#698DB0
oklch(63% 0.067 248.2)
-
Step 600
600
#50779C
oklch(55.6% 0.073 248)
-
Step 700
700 (this color)
#406384
oklch(48.7% 0.067 247.9)
-
Step 800
800
#36526C
oklch(42.8% 0.055 247.4)
-
Step 900
900
#2F4458
oklch(37.8% 0.043 247.8)
-
Step 950
950
#1C2833
oklch(27.1% 0.026 246.6)
#406384 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) | #556486 | 0.028 |
| Deuteranopia (no green cones) | #4D5D83 | 0.022 |
| Tritanopia (no blue cones) | #1F6B6E | 0.058 |
| Achromatopsia (no color) | #606060 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #406384
#406384
oklch(48.7% 0.067 247.9)
- #795834
#795834
oklch(48.7% 0.067 67.5)
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 #406384, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.014
- YInMn Blue #415A77 ΔE 0.030
- Dusky Blue #475F94 ΔE 0.033
- Slate #516572 ΔE 0.037
- Light Navy Blue #2E5A88 ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.038
- Dusty Grape #545775 ΔE 0.042
- Peacock Blue #016795 ΔE 0.043
Use #406384 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.