#4568C4
Closest named color: French Blue (#436BAD). oklch(53.9% 0.149 265.9), rgb(69, 104, 196).
Aa
White text reads best on this color (5.21:1).
About this color
#4568C4 is a medium-dark, vivid blue. In OKLCH its lightness is 54%, its chroma 0.149 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.039 away. White text reads best on it, at 5.21:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.03:1 |
| White text | 5.21:1 |
Values
| HEX | #4568C4 |
| RGB | rgb(69, 104, 196) |
| HSL | hsl(223, 52%, 52%) |
| OKLCH | oklch(53.9% 0.149 265.9) |
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 #4568C4 | 5.21:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #4568C4 | 4.03:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #4568C4 text on white | 5.21:1 | AA | Lc 75.6 | Fine for body text |
| #4568C4 text on black | 4.03:1 | AA large text | Lc -26.2 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CED9F3
oklch(88.5% 0.038 267.3)
-
Step 300
300
#ACC0ED
oklch(80.8% 0.068 266.1)
-
Step 400
400
#819FE4
oklch(70.8% 0.107 265.8)
-
Step 500
500
#6285DC
oklch(63% 0.137 266)
-
Step 600
600 (this color)
#4568C4
oklch(53.9% 0.149 265.9)
-
Step 700
700
#3B5BAE
oklch(49.1% 0.138 265.7)
-
Step 800
800
#314A8D
oklch(42.6% 0.115 266.2)
-
Step 900
900
#2B3F71
oklch(37.8% 0.089 265.9)
-
Step 950
950
#192542
oklch(27% 0.057 265.8)
#4568C4 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) | #3A73C7 | 0.029 |
| Deuteranopia (no green cones) | #2167C2 | 0.031 |
| Tritanopia (no blue cones) | #007D8C | 0.125 |
| Achromatopsia (no color) | #6D6D6D | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4568C4
#4568C4
oklch(53.9% 0.149 265.9)
- #8B6900
#8B6900
oklch(54% 0.111 86.2)
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 #4568C4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.039
- Mid Blue #276AB3 ΔE 0.039
- Royal Blue #4169E1 ΔE 0.044
- Windows Blue #3778BF ΔE 0.046
- Iris #6258C4 ΔE 0.051
- Dark Periwinkle #665FD1 ΔE 0.051
- Warm Blue #4B57DB ΔE 0.057
- Flat Blue #3C73A8 ΔE 0.059
Use #4568C4 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.