#456AC0
Closest named color: French Blue (#436BAD). oklch(54.1% 0.141 264.6), rgb(69, 106, 192).
Aa
White text reads best on this color (5.15:1).
About this color
#456AC0 is a medium-dark, vivid blue. In OKLCH its lightness is 54%, its chroma 0.141 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.031 away. White text reads best on it, at 5.15:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #456AC0 |
| RGB | rgb(69, 106, 192) |
| HSL | hsl(222, 49%, 51%) |
| OKLCH | oklch(54.1% 0.141 264.6) |
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 #456AC0 | 5.15:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #456AC0 | 4.07:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #456AC0 text on white | 5.15:1 | AA | Lc 75.2 | Fine for body text |
| #456AC0 text on black | 4.07:1 | AA large text | Lc -26.5 | 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
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CED9F1
oklch(88.4% 0.035 266)
-
Step 300
300
#ACC1EB
oklch(80.9% 0.064 264.1)
-
Step 400
400
#81A0E0
oklch(70.8% 0.1 264.1)
-
Step 500
500
#6286D8
oklch(63% 0.131 265)
-
Step 600
600 (this color)
#456AC0
oklch(54.1% 0.141 264.6)
-
Step 700
700
#3B5CAA
oklch(49.1% 0.131 264.8)
-
Step 800
800
#314C8A
oklch(42.8% 0.108 264.6)
-
Step 900
900
#2B406E
oklch(37.8% 0.083 264.3)
-
Step 950
950
#192541
oklch(26.9% 0.055 265.3)
#456AC0 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) | #4173C3 | 0.024 |
| Deuteranopia (no green cones) | #2D68BE | 0.024 |
| Tritanopia (no blue cones) | #007E8B | 0.120 |
| Achromatopsia (no color) | #6D6D6D | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456AC0
#456AC0
oklch(54.1% 0.141 264.6)
- #8D6800
#8D6800
oklch(54% 0.111 84)
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 #456AC0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.031
- Mid Blue #276AB3 ΔE 0.035
- Windows Blue #3778BF ΔE 0.039
- Flat Blue #3C73A8 ΔE 0.050
- Royal Blue #4169E1 ΔE 0.051
- Iris #6258C4 ΔE 0.056
- Dark Periwinkle #665FD1 ΔE 0.056
- Muted Blue #3B719F ΔE 0.061
Use #456AC0 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.