#424696
Closest named color: Blueberry (#464196). oklch(43.5% 0.129 277.5), rgb(66, 70, 150).
Aa
White text reads best on this color (8.24:1).
About this color
#424696 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.129 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.013 away. White text reads best on it, at 8.24:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.54:1 |
| White text | 8.24:1 |
Values
| HEX | #424696 |
| RGB | rgb(66, 70, 150) |
| HSL | hsl(237, 39%, 42%) |
| OKLCH | oklch(43.5% 0.129 277.5) |
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 #424696 | 8.24:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #424696 | 2.54:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #424696 text on white | 8.24:1 | AAA | Lc 88.2 | Fine for body text |
| #424696 text on black | 2.54:1 | Fails | Lc -13.9 | Not readable |
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 800.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300
#B4BDF1
oklch(80.9% 0.074 277)
-
Step 400
400
#8E99EB
oklch(70.8% 0.12 277)
-
Step 500
500
#747DE4
oklch(63.1% 0.153 277.3)
-
Step 600
600
#5F64D2
oklch(55.7% 0.166 277.6)
-
Step 700
700
#4E52B6
oklch(49.1% 0.155 277.3)
-
Step 800
800 (this color)
#424696
oklch(43.5% 0.129 277.5)
-
Step 900
900
#363A76
oklch(37.8% 0.101 277.5)
-
Step 950
950
#1F2245
oklch(26.9% 0.064 277.4)
#424696 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) | #1A5299 | 0.048 |
| Deuteranopia (no green cones) | #0B4B94 | 0.052 |
| Tritanopia (no blue cones) | #185867 | 0.112 |
| Achromatopsia (no color) | #4F4F4F | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #424696
#424696
oklch(43.5% 0.129 277.5)
- #5F5100
#5F5100
oklch(43.6% 0.09 97.6)
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 #424696, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.013
- Dark Slate Blue #483D8B ΔE 0.028
- Twilight #4E518B ΔE 0.043
- Cobalt #1E488F ΔE 0.044
- Dusk Blue #26538D ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.059
- Dusk #4E5481 ΔE 0.061
- Light Navy #155084 ΔE 0.062
Use #424696 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.