#405376
Closest named color: YInMn Blue (#415A77). oklch(44.2% 0.063 262.2), rgb(64, 83, 118).
Aa
White text reads best on this color (7.72:1).
About this color
#405376 is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.063 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.021 away. White text reads best on it, at 7.72:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.71:1 |
| White text | 7.72:1 |
Values
| HEX | #405376 |
| RGB | rgb(64, 83, 118) |
| HSL | hsl(219, 30%, 36%) |
| OKLCH | oklch(44.2% 0.063 262.2) |
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 #405376 | 7.72:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #405376 | 2.71:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #405376 text on white | 7.72:1 | AAA | Lc 86.8 | Fine for body text |
| #405376 text on black | 2.71:1 | Fails | Lc -15.3 | 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 800.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2D9E7
oklch(88.4% 0.021 264.5)
-
Step 300
300
#B4C1D9
oklch(80.9% 0.037 262.8)
-
Step 400
400
#8DA1C6
oklch(70.7% 0.059 262.6)
-
Step 500
500
#718AB7
oklch(63.2% 0.074 261.9)
-
Step 600
600
#5973A3
oklch(55.5% 0.081 262.2)
-
Step 700
700
#49608C
oklch(49% 0.076 262.7)
-
Step 800
800 (this color)
#405376
oklch(44.2% 0.063 262.2)
-
Step 900
900
#33425C
oklch(37.8% 0.049 261.1)
-
Step 950
950
#1E2736
oklch(27.1% 0.031 260.5)
#405376 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) | #465578 | 0.011 |
| Deuteranopia (no green cones) | #405075 | 0.009 |
| Tritanopia (no blue cones) | #2C5A5F | 0.056 |
| Achromatopsia (no color) | #535353 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405376
#405376
oklch(44.2% 0.063 262.2)
- #645028
#645028
oklch(44.3% 0.063 83.2)
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 #405376, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.021
- Dusk #4E5481 ΔE 0.028
- Dusty Grape #545775 ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.035
- Twilight #4E518B ΔE 0.043
- Dusk Blue #26538D ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.047
- Light Navy #155084 ΔE 0.049
Use #405376 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.