#40468C
Closest named color: Blueberry (#464196). oklch(42.6% 0.114 276.7), rgb(64, 70, 140).
Aa
White text reads best on this color (8.49:1).
About this color
#40468C is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.114 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.023 away. White text reads best on it, at 8.49:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.47:1 |
| White text | 8.49:1 |
Values
| HEX | #40468C |
| RGB | rgb(64, 70, 140) |
| HSL | hsl(235, 37%, 40%) |
| OKLCH | oklch(42.6% 0.114 276.7) |
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 #40468C | 8.49:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #40468C | 2.47:1 | Fails | Lc 14.9 | Not readable |
| #40468C text on white | 8.49:1 | AAA | Lc 89.0 | Fine for body text |
| #40468C text on black | 2.47:1 | Fails | Lc -13.2 | 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
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D2D8F2
oklch(88.6% 0.036 275.3)
-
Step 300
300
#B5BDEC
oklch(80.8% 0.067 277.2)
-
Step 400
400
#8F9AE3
oklch(70.6% 0.107 276.7)
-
Step 500
500
#7580DB
oklch(63.2% 0.137 276.5)
-
Step 600
600
#5F67C8
oklch(55.6% 0.148 276.9)
-
Step 700
700
#4E55AD
oklch(49% 0.138 276.6)
-
Step 800
800 (this color)
#40468C
oklch(42.6% 0.114 276.7)
-
Step 900
900
#363C70
oklch(37.8% 0.088 276.3)
-
Step 950
950
#202342
oklch(27% 0.057 277.6)
#40468C 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) | #25508F | 0.038 |
| Deuteranopia (no green cones) | #1C4A8A | 0.041 |
| Tritanopia (no blue cones) | #1E5562 | 0.100 |
| Achromatopsia (no color) | #4D4D4D | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40468C
#40468C
oklch(42.6% 0.114 276.7)
- #5D4E00
#5D4E00
oklch(42.6% 0.088 96.3)
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 #40468C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.023
- Dark Slate Blue #483D8B ΔE 0.025
- Cobalt #1E488F ΔE 0.039
- Twilight #4E518B ΔE 0.040
- Dusk Blue #26538D ΔE 0.043
- Light Navy #155084 ΔE 0.052
- Dusk #4E5481 ΔE 0.053
- Denim Blue #3B5B92 ΔE 0.058
Use #40468C 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.