#45447C
Closest named color: Dark Slate Blue (#483D8B). oklch(41.5% 0.092 282.4), rgb(69, 68, 124).
Aa
White text reads best on this color (8.85:1).
About this color
#45447C is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.092 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.034 away. White text reads best on it, at 8.85:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.37:1 |
| White text | 8.85:1 |
Values
| HEX | #45447C |
| RGB | rgb(69, 68, 124) |
| HSL | hsl(241, 29%, 38%) |
| OKLCH | oklch(41.5% 0.092 282.4) |
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 #45447C | 8.85:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #45447C | 2.37:1 | Fails | Lc 13.8 | Not readable |
| #45447C text on white | 8.85:1 | AAA | Lc 90.2 | Preferred for body text |
| #45447C text on black | 2.37:1 | Fails | Lc -12.1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D6D7ED
oklch(88.5% 0.03 283.7)
-
Step 300
300
#BBBDE3
oklch(80.9% 0.053 282.8)
-
Step 400
400
#989AD5
oklch(70.7% 0.086 282.5)
-
Step 500
500
#8080CA
oklch(63.1% 0.11 282.8)
-
Step 600
600
#6A69B7
oklch(55.7% 0.119 282.4)
-
Step 700
700
#58579D
oklch(49.1% 0.11 282.2)
-
Step 800
800 (this color)
#45447C
oklch(41.5% 0.092 282.4)
-
Step 900
900
#3C3C66
oklch(37.7% 0.071 282.4)
-
Step 950
950
#23233C
oklch(26.9% 0.046 282.9)
#45447C 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) | #2F4C7E | 0.035 |
| Deuteranopia (no green cones) | #2C487B | 0.035 |
| Tritanopia (no blue cones) | #344F5A | 0.078 |
| Achromatopsia (no color) | #4A4A4A | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45447C
#45447C
oklch(41.5% 0.092 282.4)
- #554D00
#554D00
oklch(41.5% 0.087 102.6)
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 #45447C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.034
- Twilight #4E518B ΔE 0.045
- Blueberry #464196 ΔE 0.045
- Dusk #4E5481 ΔE 0.049
- Cobalt #1E488F ΔE 0.054
- Dusk Blue #26538D ΔE 0.055
- Light Navy #155084 ΔE 0.057
- Twilight Blue #0A437A ΔE 0.064
Use #45447C 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.