#466FB3
Closest named color: French Blue (#436BAD). oklch(54.4% 0.116 260), rgb(70, 111, 179).
Aa
White text reads best on this color (5.01:1).
About this color
#466FB3 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.116 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.014 away. White text reads best on it, at 5.01:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.18:1 |
| White text | 5.01:1 |
Values
| HEX | #466FB3 |
| RGB | rgb(70, 111, 179) |
| HSL | hsl(217, 44%, 49%) |
| OKLCH | oklch(54.4% 0.116 260) |
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 #466FB3 | 5.01:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #466FB3 | 4.18:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #466FB3 text on white | 5.01:1 | AA | Lc 74.5 | Content text, not long reading |
| #466FB3 text on black | 4.18:1 | AA large text | Lc -27.2 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CEDAED
oklch(88.5% 0.029 259.6)
-
Step 300
300
#ADC2E3
oklch(80.9% 0.052 259.4)
-
Step 400
400
#82A2D5
oklch(70.8% 0.083 259.6)
-
Step 500
500
#638ACA
oklch(63.2% 0.106 260)
-
Step 600
600 (this color)
#466FB3
oklch(54.4% 0.116 260)
-
Step 700
700
#3B609D
oklch(49.1% 0.107 259.9)
-
Step 800
800
#314E80
oklch(42.6% 0.091 260.7)
-
Step 900
900
#2B4166
oklch(37.6% 0.07 260.3)
-
Step 950
950
#19273C
oklch(27.1% 0.044 258.3)
#466FB3 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) | #5275B6 | 0.023 |
| Deuteranopia (no green cones) | #436AB2 | 0.015 |
| Tritanopia (no blue cones) | #007E88 | 0.099 |
| Achromatopsia (no color) | #6F6F6F | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #466FB3
#466FB3
oklch(54.4% 0.116 260)
- #926700
#926700
oklch(54.4% 0.113 79.9)
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 #466FB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.014
- Flat Blue #3C73A8 ΔE 0.025
- Windows Blue #3778BF ΔE 0.029
- Mid Blue #276AB3 ΔE 0.033
- Muted Blue #3B719F ΔE 0.036
- Nice Blue #107AB0 ΔE 0.044
- Dull Blue #49759C ΔE 0.044
- Steel Blue #4682B4 ΔE 0.054
Use #466FB3 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.