#473398
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.157 286.2), rgb(71, 51, 152).
Aa
White text reads best on this color (9.56:1).
About this color
#473398 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.157 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.033 away. White text reads best on it, at 9.56:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.19:1 |
| White text | 9.56:1 |
Values
| HEX | #473398 |
| RGB | rgb(71, 51, 152) |
| HSL | hsl(252, 50%, 40%) |
| OKLCH | oklch(40.6% 0.157 286.2) |
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 #473398 | 9.56:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #473398 | 2.19:1 | Fails | Lc 12.3 | Not readable |
| #473398 text on white | 9.56:1 | AAA | Lc 91.6 | Preferred for body text |
| #473398 text on black | 2.19:1 | Fails | Lc -10.7 | 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
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D6D5FA
oklch(88.6% 0.051 286.6)
-
Step 300
300
#BBB8FA
oklch(80.8% 0.093 286.2)
-
Step 400
400
#9A91F7
oklch(70.7% 0.146 286)
-
Step 500
500
#8471F3
oklch(63% 0.188 286.4)
-
Step 600
600
#6F55E2
oklch(55.5% 0.204 286.1)
-
Step 700
700
#5E44C4
oklch(49.1% 0.19 286.5)
-
Step 800
800 (this color)
#473398
oklch(40.6% 0.157 286.2)
-
Step 900
900
#3F337E
oklch(37.8% 0.122 286.3)
-
Step 950
950
#241F4A
oklch(27.1% 0.077 285.3)
#473398 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) | #00489B | 0.078 |
| Deuteranopia (no green cones) | #004296 | 0.075 |
| Tritanopia (no blue cones) | #274C61 | 0.129 |
| Achromatopsia (no color) | #454545 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473398
#473398
oklch(40.6% 0.157 286.2)
- #504C00
#504C00
oklch(40.7% 0.087 106.2)
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 #473398, closest first.
No curated palette has a color within ΔE 0.04 of #473398.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.033
- Blueberry #464196 ΔE 0.033
- Rebecca Purple #663399 ΔE 0.058
- Imperial Purple #480CA8 ΔE 0.059
- Sapphire #2138AB ΔE 0.061
- Chrysanthemum #560BAD ΔE 0.063
- Indigo Blue #3A18B1 ΔE 0.064
- Cobalt #1E488F ΔE 0.071
Use #473398 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.