#476FC3
Closest named color: Windows Blue (#3778BF). oklch(55.4% 0.138 263.4), rgb(71, 111, 195).
Aa
White text reads best on this color (4.85:1).
About this color
#476FC3 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.138 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Windows Blue (#3778BF), ΔE 0.028 away. White text reads best on it, at 4.85:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Windows Blue (#3778BF) |
| Black text | 4.32:1 |
| White text | 4.85:1 |
Values
| HEX | #476FC3 |
| RGB | rgb(71, 111, 195) |
| HSL | hsl(221, 51%, 52%) |
| OKLCH | oklch(55.4% 0.138 263.4) |
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 #476FC3 | 4.85:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #476FC3 | 4.32:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #476FC3 text on white | 4.85:1 | AA | Lc 73.4 | Content text, not long reading |
| #476FC3 text on black | 4.32:1 | AA large text | Lc -28.3 | 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 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
#CDDAF1
oklch(88.6% 0.035 262)
-
Step 300
300
#ACC1EA
oklch(80.9% 0.063 263.7)
-
Step 400
400
#80A0DF
oklch(70.7% 0.1 263.4)
-
Step 500
500
#6087D6
oklch(63% 0.127 263.3)
-
Step 600
600 (this color)
#476FC3
oklch(55.4% 0.138 263.4)
-
Step 700
700
#395DA9
oklch(49.1% 0.129 263.4)
-
Step 800
800
#2F4C89
oklch(42.6% 0.107 263.4)
-
Step 900
900
#2A406D
oklch(37.7% 0.082 263.3)
-
Step 950
950
#192640
oklch(27.1% 0.052 263.2)
#476FC3 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) | #4878C6 | 0.024 |
| Deuteranopia (no green cones) | #356CC1 | 0.021 |
| Tritanopia (no blue cones) | #00828F | 0.117 |
| Achromatopsia (no color) | #717171 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #476FC3
#476FC3
oklch(55.4% 0.138 263.4)
- #936C00
#936C00
oklch(55.6% 0.114 83.5)
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 #476FC3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Windows Blue #3778BF ΔE 0.028
- French Blue #436BAD ΔE 0.035
- Mid Blue #276AB3 ΔE 0.042
- Flat Blue #3C73A8 ΔE 0.048
- Royal Blue #4169E1 ΔE 0.051
- Nice Blue #107AB0 ΔE 0.057
- Dark Periwinkle #665FD1 ΔE 0.059
- Muted Blue #3B719F ΔE 0.061
Use #476FC3 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.