#466FBF
Closest named color: Windows Blue (#3778BF). oklch(55.1% 0.133 262.4), rgb(70, 111, 191).
Aa
White text reads best on this color (4.89:1).
About this color
#466FBF is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.133 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Windows Blue (#3778BF), ΔE 0.026 away. White text reads best on it, at 4.89:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Windows Blue (#3778BF) |
| Black text | 4.28:1 |
| White text | 4.89:1 |
Values
| HEX | #466FBF |
| RGB | rgb(70, 111, 191) |
| HSL | hsl(220, 49%, 51%) |
| OKLCH | oklch(55.1% 0.133 262.4) |
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 #466FBF | 4.89:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #466FBF | 4.28:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #466FBF text on white | 4.89:1 | AA | Lc 73.7 | Content text, not long reading |
| #466FBF text on black | 4.28:1 | AA large text | Lc -28.0 | 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 600.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E4EAF6
oklch(93.6% 0.017 264.5)
-
Step 200
200
#CDDAF0
oklch(88.5% 0.033 261)
-
Step 300
300
#ACC1E8
oklch(80.8% 0.06 262.8)
-
Step 400
400
#80A1DD
oklch(70.8% 0.096 262)
-
Step 500
500
#6088D3
oklch(63.1% 0.122 262.1)
-
Step 600
600 (this color)
#466FBF
oklch(55.1% 0.133 262.4)
-
Step 700
700
#395EA6
oklch(49.2% 0.123 262.3)
-
Step 800
800
#2F4D87
oklch(42.7% 0.103 262.3)
-
Step 900
900
#2A406C
oklch(37.6% 0.081 263)
-
Step 950
950
#19263F
oklch(27% 0.05 262.6)
#466FBF 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) | #4B77C2 | 0.023 |
| Deuteranopia (no green cones) | #396CBD | 0.017 |
| Tritanopia (no blue cones) | #00818E | 0.111 |
| Achromatopsia (no color) | #717171 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #466FBF
#466FBF
oklch(55.1% 0.133 262.4)
- #926A00
#926A00
oklch(55.1% 0.113 82.4)
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 #466FBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Windows Blue #3778BF ΔE 0.026
- French Blue #436BAD ΔE 0.029
- Mid Blue #276AB3 ΔE 0.038
- Flat Blue #3C73A8 ΔE 0.042
- Nice Blue #107AB0 ΔE 0.053
- Muted Blue #3B719F ΔE 0.054
- Royal Blue #4169E1 ΔE 0.057
- Steel Blue #4682B4 ΔE 0.060
Use #466FBF 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.