#473383
Closest named color: Dark Slate Blue (#483D8B). oklch(38.9% 0.129 290.7), rgb(71, 51, 131).
Aa
White text reads best on this color (10.14:1).
About this color
#473383 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.129 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.027 away. White text reads best on it, at 10.14:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.06:1 |
| White text | 10.14:1 |
Values
| HEX | #473383 |
| RGB | rgb(71, 51, 131) |
| HSL | hsl(255, 44%, 36%) |
| OKLCH | oklch(38.9% 0.129 290.7) |
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 #473383 | 10.14:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #473383 | 2.06:1 | Fails | Lc 10.7 | Not readable |
| #473383 text on white | 10.14:1 | AAA | Lc 93.2 | Preferred for body text |
| #473383 text on black | 2.06:1 | Fails | Lc -9.3 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D8D4FB
oklch(88.5% 0.053 290)
-
Step 300
300
#C0B6FB
oklch(80.9% 0.097 290.7)
-
Step 400
400
#A28DF9
oklch(70.8% 0.155 290.8)
-
Step 500
500
#8D6CF5
oklch(63.1% 0.197 290.8)
-
Step 600
600
#794FE4
oklch(55.7% 0.214 290.7)
-
Step 700
700
#663EC6
oklch(49.1% 0.199 290.7)
-
Step 800
800
#5334A0
oklch(42.6% 0.165 290.9)
-
Step 900
900 (this color)
#473383
oklch(38.9% 0.129 290.7)
-
Step 950
950
#271D4A
oklch(27% 0.08 290.2)
#473383 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) | #004386 | 0.079 |
| Deuteranopia (no green cones) | #004081 | 0.079 |
| Tritanopia (no blue cones) | #354556 | 0.104 |
| Achromatopsia (no color) | #414141 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473383
#473383
oklch(38.9% 0.129 290.7)
- #474800
#474800
oklch(38.8% 0.085 110.7)
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 #473383, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.027
- Blueberry #464196 ΔE 0.045
- Rebecca Purple #663399 ΔE 0.068
- Cobalt #1E488F ΔE 0.072
- Indigo #4B0082 ΔE 0.077
- Twilight Blue #0A437A ΔE 0.080
- Twilight #4E518B ΔE 0.082
- Imperial Purple #480CA8 ΔE 0.082
Use #473383 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.