#47189C
Closest named color: Imperial Purple (#480CA8). oklch(37.6% 0.19 289.9), rgb(71, 24, 156).
Aa
White text reads best on this color (11.17:1).
About this color
#47189C is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.190 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Imperial Purple (#480CA8), ΔE 0.021 away. White text reads best on it, at 11.17:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.190) |
| Temperature | cool |
| Nearest name | Imperial Purple (#480CA8) |
| Black text | 1.87:1 |
| White text | 11.17:1 |
Values
| HEX | #47189C |
| RGB | rgb(71, 24, 156) |
| HSL | hsl(261, 73%, 35%) |
| OKLCH | oklch(37.6% 0.19 289.9) |
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 #47189C | 11.17:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #47189C | 1.87:1 | Fails | Lc 9.4 | Not readable |
| #47189C text on white | 11.17:1 | AAA | Lc 94.6 | Preferred for body text |
| #47189C text on black | 1.87:1 | Fails | Lc -8.0 | 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
#E9E7FF
oklch(93.7% 0.032 289.6)
-
Step 200
200
#D8D3FF
oklch(88.5% 0.06 290.3)
-
Step 300
300
#BFB5FF
oklch(80.8% 0.104 290.1)
-
Step 400
400
#A08BFF
oklch(70.6% 0.166 289.8)
-
Step 500
500
#8C68FF
oklch(63.1% 0.214 289.8)
-
Step 600
600
#7B3AFF
oklch(55.6% 0.265 289.8)
-
Step 700
700
#6B00EE
oklch(49% 0.278 289.7)
-
Step 800
800
#5800C6
oklch(42.7% 0.242 289.8)
-
Step 900
900 (this color)
#47189C
oklch(37.6% 0.19 289.9)
-
Step 950
950
#29135B
oklch(27% 0.119 289.9)
#47189C 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) | #003D9F | 0.095 |
| Deuteranopia (no green cones) | #00389A | 0.091 |
| Tritanopia (no blue cones) | #26415C | 0.151 |
| Achromatopsia (no color) | #3B3B3B | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #47189C
#47189C
oklch(37.6% 0.19 289.9)
- #444500
#444500
oklch(37.7% 0.083 110.7)
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 #47189C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Purple #480CA8 ΔE 0.021
- Chrysanthemum #560BAD ΔE 0.039
- Indigo Blue #3A18B1 ΔE 0.045
- Indigo #4B0082 ΔE 0.054
- Violet Blue #510AC9 ΔE 0.074
- Dark Slate Blue #483D8B ΔE 0.076
- Sapphire #2138AB ΔE 0.078
- Blueberry #464196 ΔE 0.079
Use #47189C 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.