#4C6FC2
Closest named color: Windows Blue (#3778BF). oklch(55.6% 0.135 265.1), rgb(76, 111, 194).
Aa
White text reads best on this color (4.81:1).
About this color
#4C6FC2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 56%, its chroma 0.135 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Windows Blue (#3778BF), ΔE 0.030 away. White text reads best on it, at 4.81:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Windows Blue (#3778BF) |
| Black text | 4.36:1 |
| White text | 4.81:1 |
Values
| HEX | #4C6FC2 |
| RGB | rgb(76, 111, 194) |
| HSL | hsl(222, 49%, 53%) |
| OKLCH | oklch(55.6% 0.135 265.1) |
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 #4C6FC2 | 4.81:1 | AA | Lc -78.6 | Fine for body text |
| Black text on #4C6FC2 | 4.36:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #4C6FC2 text on white | 4.81:1 | AA | Lc 73.2 | Content text, not long reading |
| #4C6FC2 text on black | 4.36:1 | AA large text | Lc -28.5 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E4EAF6
oklch(93.6% 0.017 264.5)
-
Step 200
200
#CED9F0
oklch(88.4% 0.034 265.2)
-
Step 300
300
#AEC1E9
oklch(81% 0.06 265.1)
-
Step 400
400
#83A0DE
oklch(70.8% 0.097 264.8)
-
Step 500
500
#6487D5
oklch(63.2% 0.124 264.8)
-
Step 600
600 (this color)
#4C6FC2
oklch(55.6% 0.135 265.1)
-
Step 700
700
#3D5CA7
oklch(49% 0.126 265.2)
-
Step 800
800
#334C88
oklch(42.8% 0.104 265.2)
-
Step 900
900
#2C406D
oklch(37.8% 0.081 264.7)
-
Step 950
950
#1A2540
oklch(26.9% 0.053 266.2)
#4C6FC2 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) | #4A78C5 | 0.024 |
| Deuteranopia (no green cones) | #396DC0 | 0.021 |
| Tritanopia (no blue cones) | #00828F | 0.117 |
| Achromatopsia (no color) | #727272 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C6FC2
#4C6FC2
oklch(55.6% 0.135 265.1)
- #926D00
#926D00
oklch(55.7% 0.114 85)
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 #4C6FC2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Windows Blue #3778BF ΔE 0.030
- French Blue #436BAD ΔE 0.036
- Mid Blue #276AB3 ΔE 0.045
- Flat Blue #3C73A8 ΔE 0.048
- Royal Blue #4169E1 ΔE 0.053
- Dark Periwinkle #665FD1 ΔE 0.057
- Nice Blue #107AB0 ΔE 0.060
- Muted Blue #3B719F ΔE 0.061
Use #4C6FC2 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.