#45406F
Closest named color: Dark Slate Blue (#483D8B). oklch(39.9% 0.078 287.2), rgb(69, 64, 111).
Aa
White text reads best on this color (9.47:1).
About this color
#45406F is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.078 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.049 away. White text reads best on it, at 9.47:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.21:1 |
| White text | 9.47:1 |
Values
| HEX | #45406F |
| RGB | rgb(69, 64, 111) |
| HSL | hsl(246, 27%, 34%) |
| OKLCH | oklch(39.9% 0.078 287.2) |
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 #45406F | 9.47:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #45406F | 2.21:1 | Fails | Lc 12.1 | Not readable |
| #45406F text on white | 9.47:1 | AAA | Lc 91.8 | Preferred for body text |
| #45406F text on black | 2.21:1 | Fails | Lc -10.5 | 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 900.
-
Step 50
50
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D7D6EE
oklch(88.4% 0.033 287.6)
-
Step 300
300
#BDBBE5
oklch(80.8% 0.059 287.2)
-
Step 400
400
#9D98D8
oklch(70.8% 0.093 287.4)
-
Step 500
500
#857DCE
oklch(63.1% 0.12 287)
-
Step 600
600
#7065BB
oklch(55.7% 0.13 287.2)
-
Step 700
700
#5E53A1
oklch(49.1% 0.121 287.5)
-
Step 800
800
#4C4582
oklch(42.7% 0.099 286.7)
-
Step 900
900 (this color)
#45406F
oklch(39.9% 0.078 287.2)
-
Step 950
950
#25223D
oklch(26.9% 0.05 287.7)
#45406F 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) | #314771 | 0.033 |
| Deuteranopia (no green cones) | #30456E | 0.033 |
| Tritanopia (no blue cones) | #3A4952 | 0.066 |
| Achromatopsia (no color) | #464646 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45406F
#45406F
oklch(39.9% 0.078 287.2)
- #4C4A0D
#4C4A0D
oklch(39.9% 0.078 107.5)
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 #45406F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.049
- Dark Grey Blue #29465B ΔE 0.059
- Dusk #4E5481 ΔE 0.063
- Twilight #4E518B ΔE 0.064
- Twilight Blue #0A437A ΔE 0.065
- Blueberry #464196 ΔE 0.065
- Light Navy #155084 ΔE 0.068
- Cobalt #1E488F ΔE 0.069
Use #45406F 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.