#45478D
Closest named color: Blueberry (#464196). oklch(43.3% 0.113 279.3), rgb(69, 71, 141).
Aa
White text reads best on this color (8.27:1).
About this color
#45478D is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.113 and its hue 279°. 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 8.27:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.53:1 |
| White text | 8.27:1 |
Values
| HEX | #45478D |
| RGB | rgb(69, 71, 141) |
| HSL | hsl(238, 34%, 41%) |
| OKLCH | oklch(43.3% 0.113 279.3) |
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 #45478D | 8.27:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #45478D | 2.53:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #45478D text on white | 8.27:1 | AAA | Lc 88.4 | Fine for body text |
| #45478D text on black | 2.53:1 | Fails | Lc -13.8 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D3D7F2
oklch(88.4% 0.037 278.9)
-
Step 300
300
#B7BDEC
oklch(81% 0.067 279.1)
-
Step 400
400
#9399E2
oklch(70.7% 0.107 279.7)
-
Step 500
500
#797ED9
oklch(63% 0.136 279.4)
-
Step 600
600
#6366C7
oklch(55.6% 0.147 279.1)
-
Step 700
700
#5354AC
oklch(49.1% 0.137 279.6)
-
Step 800
800 (this color)
#45478D
oklch(43.3% 0.113 279.3)
-
Step 900
900
#393B6F
oklch(37.8% 0.088 279.7)
-
Step 950
950
#212341
oklch(27% 0.055 279.1)
#45478D 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) | #285190 | 0.041 |
| Deuteranopia (no green cones) | #214C8B | 0.043 |
| Tritanopia (no blue cones) | #295663 | 0.099 |
| Achromatopsia (no color) | #4E4E4E | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45478D
#45478D
oklch(43.3% 0.113 279.3)
- #5D5100
#5D5100
oklch(43.4% 0.09 99.4)
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 #45478D, 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 0.026
- Twilight #4E518B ΔE 0.033
- Dusk Blue #26538D ΔE 0.046
- Cobalt #1E488F ΔE 0.046
- Dusk #4E5481 ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.055
- Light Navy #155084 ΔE 0.057
Use #45478D 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.