#473290
Closest named color: Dark Slate Blue (#483D8B). oklch(39.8% 0.148 288.1), rgb(71, 50, 144).
Aa
White text reads best on this color (9.87:1).
About this color
#473290 is a dark, vivid purple. In OKLCH its lightness is 40%, its chroma 0.148 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.028 away. White text reads best on it, at 9.87:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | vivid (0.148) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.12:1 |
| White text | 9.87:1 |
Values
| HEX | #473290 |
| RGB | rgb(71, 50, 144) |
| HSL | hsl(253, 48%, 38%) |
| OKLCH | oklch(39.8% 0.148 288.1) |
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 #473290 | 9.87:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #473290 | 2.12:1 | Fails | Lc 11.5 | Not readable |
| #473290 text on white | 9.87:1 | AAA | Lc 92.5 | Preferred for body text |
| #473290 text on black | 2.12:1 | Fails | Lc -10.0 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E8E7FF
oklch(93.6% 0.032 287.7)
-
Step 200
200
#D6D4FF
oklch(88.5% 0.059 287.3)
-
Step 300
300
#BDB6FF
oklch(80.8% 0.102 288.3)
-
Step 400
400
#9D8DFF
oklch(70.7% 0.163 287.9)
-
Step 500
500
#886AFF
oklch(63% 0.212 288)
-
Step 600
600
#7545F7
oklch(55.6% 0.247 287.9)
-
Step 700
700
#6334D7
oklch(49.1% 0.229 287.9)
-
Step 800
800
#512EAE
oklch(42.8% 0.189 288.1)
-
Step 900
900 (this color)
#473290
oklch(39.8% 0.148 288.1)
-
Step 950
950
#261B50
oklch(27% 0.093 288.1)
#473290 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) | #004593 | 0.078 |
| Deuteranopia (no green cones) | #00418E | 0.077 |
| Tritanopia (no blue cones) | #2E495C | 0.122 |
| Achromatopsia (no color) | #434343 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473290
#473290
oklch(39.8% 0.148 288.1)
- #4C4A00
#4C4A00
oklch(39.8% 0.086 108)
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 #473290, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.028
- Blueberry #464196 ΔE 0.036
- Rebecca Purple #663399 ΔE 0.060
- Imperial Purple #480CA8 ΔE 0.064
- Sapphire #2138AB ΔE 0.069
- Chrysanthemum #560BAD ΔE 0.070
- Cobalt #1E488F ΔE 0.071
- Indigo Blue #3A18B1 ΔE 0.073
Use #473290 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.