#473B9E
Closest named color: Blueberry (#464196). oklch(42.5% 0.154 283.1), rgb(71, 59, 158).
Aa
White text reads best on this color (8.79:1).
About this color
#473B9E is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.154 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.020 away. White text reads best on it, at 8.79:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #473B9E |
| RGB | rgb(71, 59, 158) |
| HSL | hsl(247, 46%, 43%) |
| OKLCH | oklch(42.5% 0.154 283.1) |
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 #473B9E | 8.79:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #473B9E | 2.38:1 | Fails | Lc 14.3 | Not readable |
| #473B9E text on white | 8.79:1 | AAA | Lc 89.7 | Fine for body text |
| #473B9E text on black | 2.38:1 | Fails | Lc -12.6 | 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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D4D6FA
oklch(88.6% 0.049 282.8)
-
Step 300
300
#B8BAFA
oklch(81% 0.09 282.8)
-
Step 400
400
#9593F7
oklch(70.7% 0.144 283)
-
Step 500
500
#7E74F3
oklch(63.1% 0.184 283.3)
-
Step 600
600
#6959E2
oklch(55.7% 0.2 283.1)
-
Step 700
700
#5847C4
oklch(49% 0.186 283.3)
-
Step 800
800 (this color)
#473B9E
oklch(42.5% 0.154 283.1)
-
Step 900
900
#3B347E
oklch(37.6% 0.121 283.2)
-
Step 950
950
#221F4A
oklch(26.9% 0.077 283)
#473B9E 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) | #004EA1 | 0.072 |
| Deuteranopia (no green cones) | #00479C | 0.068 |
| Tritanopia (no blue cones) | #205367 | 0.130 |
| Achromatopsia (no color) | #4A4A4A | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473B9E
#473B9E
oklch(42.5% 0.154 283.1)
- #575000
#575000
oklch(42.5% 0.09 103.7)
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 #473B9E, closest first.
No curated palette has a color within ΔE 0.04 of #473B9E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.020
- Dark Slate Blue #483D8B ΔE 0.032
- Sapphire #2138AB ΔE 0.057
- Rebecca Purple #663399 ΔE 0.058
- Cobalt #1E488F ΔE 0.063
- Blue With A Hint Of Purple #533CC6 ΔE 0.067
- Twilight #4E518B ΔE 0.070
- Majorelle Blue #3F37C9 ΔE 0.071
Use #473B9E 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.