#45366E
Closest named color: Dark Slate Blue (#483D8B). oklch(37.8% 0.094 293.8), rgb(69, 54, 110).
Aa
White text reads best on this color (10.46:1).
About this color
#45366E is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.094 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.050 away. White text reads best on it, at 10.46:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.00:1 |
| White text | 10.46:1 |
Values
| HEX | #45366E |
| RGB | rgb(69, 54, 110) |
| HSL | hsl(256, 34%, 32%) |
| OKLCH | oklch(37.8% 0.094 293.8) |
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 #45366E | 10.46:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #45366E | 2.00:1 | Fails | Lc 9.8 | Not readable |
| #45366E text on white | 10.46:1 | AAA | Lc 94.1 | Preferred for body text |
| #45366E text on black | 2.00:1 | Fails | Lc -8.4 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F7
oklch(93.7% 0.02 292.1)
-
Step 200
200
#DAD5F1
oklch(88.6% 0.038 293.8)
-
Step 300
300
#C2B9EA
oklch(81% 0.069 293.2)
-
Step 400
400
#A493E0
oklch(70.8% 0.112 293.5)
-
Step 500
500
#8F76D7
oklch(63.1% 0.143 293.8)
-
Step 600
600
#7A5CC4
oklch(55.5% 0.156 294)
-
Step 700
700
#674BAA
oklch(49.1% 0.146 293.9)
-
Step 800
800
#543E89
oklch(42.6% 0.12 294.2)
-
Step 900
900 (this color)
#45366E
oklch(37.8% 0.094 293.8)
-
Step 950
950
#282040
oklch(27% 0.059 293.6)
#45366E 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) | #224070 | 0.054 |
| Deuteranopia (no green cones) | #243E6D | 0.052 |
| Tritanopia (no blue cones) | #3B414C | 0.077 |
| Achromatopsia (no color) | #3F3F3F | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45366E
#45366E
oklch(37.8% 0.094 293.8)
- #424600
#424600
oklch(37.8% 0.084 113.4)
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 #45366E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.050
- Blueberry #464196 ΔE 0.070
- Twilight Blue #0A437A ΔE 0.072
- Dark Grey Blue #29465B ΔE 0.075
- Prussian Blue #1D3557 ΔE 0.075
- Marine Blue #01386A ΔE 0.079
- Cobalt #1E488F ΔE 0.080
- Twilight #4E518B ΔE 0.085
Use #45366E 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.