#404E86
Closest named color: Twilight (#4E518B). oklch(44% 0.094 271.5), rgb(64, 78, 134).
Aa
White text reads best on this color (7.91:1).
About this color
#404E86 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.094 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.024 away. White text reads best on it, at 7.91:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.65:1 |
| White text | 7.91:1 |
Values
| HEX | #404E86 |
| RGB | rgb(64, 78, 134) |
| HSL | hsl(228, 35%, 39%) |
| OKLCH | oklch(44% 0.094 271.5) |
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 #404E86 | 7.91:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #404E86 | 2.65:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #404E86 text on white | 7.91:1 | AAA | Lc 87.3 | Fine for body text |
| #404E86 text on black | 2.65:1 | Fails | Lc -14.8 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8EE
oklch(88.4% 0.031 273.6)
-
Step 300
300
#B4BFE5
oklch(80.9% 0.055 272.4)
-
Step 400
400
#8D9ED8
oklch(70.8% 0.087 271.5)
-
Step 500
500
#7185CD
oklch(63.2% 0.111 271.1)
-
Step 600
600
#5A6DBA
oklch(55.6% 0.122 271.5)
-
Step 700
700
#4A5BA1
oklch(49.2% 0.114 271.4)
-
Step 800
800 (this color)
#404E86
oklch(44% 0.094 271.5)
-
Step 900
900
#343F68
oklch(37.8% 0.072 271.3)
-
Step 950
950
#1E253D
oklch(27% 0.046 270.7)
#404E86 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) | #385488 | 0.018 |
| Deuteranopia (no green cones) | #304E85 | 0.020 |
| Tritanopia (no blue cones) | #225A63 | 0.084 |
| Achromatopsia (no color) | #515151 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #404E86
#404E86
oklch(44% 0.094 271.5)
- #655000
#655000
oklch(44% 0.09 91.3)
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 #404E86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.024
- Dusk #4E5481 ΔE 0.030
- Dusk Blue #26538D ΔE 0.031
- Light Navy Blue #2E5A88 ΔE 0.038
- Denim Blue #3B5B92 ΔE 0.038
- Light Navy #155084 ΔE 0.042
- Cobalt #1E488F ΔE 0.047
- Blueberry #464196 ΔE 0.047
Use #404E86 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.