#405D83
Closest named color: YInMn Blue (#415A77). oklch(47.3% 0.071 255.5), rgb(64, 93, 131).
Aa
White text reads best on this color (6.74:1).
About this color
#405D83 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.071 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.020 away. White text reads best on it, at 6.74:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.11:1 |
| White text | 6.74:1 |
Values
| HEX | #405D83 |
| RGB | rgb(64, 93, 131) |
| HSL | hsl(214, 34%, 38%) |
| OKLCH | oklch(47.3% 0.071 255.5) |
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 #405D83 | 6.74:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #405D83 | 3.11:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #405D83 text on white | 6.74:1 | AA | Lc 83.2 | Fine for body text |
| #405D83 text on black | 3.11:1 | AA large text | Lc -18.8 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D1DAE6
oklch(88.5% 0.019 255.5)
-
Step 300
300
#B2C2D7
oklch(80.9% 0.035 255.2)
-
Step 400
400
#8AA3C3
oklch(70.8% 0.055 254.7)
-
Step 500
500
#6D8CB4
oklch(63.2% 0.07 255)
-
Step 600
600
#5575A0
oklch(55.6% 0.077 256)
-
Step 700
700 (this color)
#405D83
oklch(47.3% 0.071 255.5)
-
Step 800
800
#39506F
oklch(42.6% 0.059 256.1)
-
Step 900
900
#31435A
oklch(37.8% 0.046 254.9)
-
Step 950
950
#1D2735
oklch(27% 0.03 256.9)
#405D83 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) | #4E5F85 | 0.020 |
| Deuteranopia (no green cones) | #465882 | 0.015 |
| Tritanopia (no blue cones) | #21656A | 0.062 |
| Achromatopsia (no color) | #5B5B5B | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405D83
#405D83
oklch(47.3% 0.071 255.5)
- #73562A
#73562A
oklch(47.4% 0.072 75.9)
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 #405D83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.020
- Denim #3B638C ΔE 0.020
- Light Navy Blue #2E5A88 ΔE 0.024
- Denim Blue #3B5B92 ΔE 0.027
- Dusky Blue #475F94 ΔE 0.030
- Dusk #4E5481 ΔE 0.030
- Dusty Grape #545775 ΔE 0.034
- Twilight #4E518B ΔE 0.043
Use #405D83 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.