#473BA4
Closest named color: Blueberry (#464196). oklch(43% 0.162 282.3), rgb(71, 59, 164).
Aa
White text reads best on this color (8.64:1).
About this color
#473BA4 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.162 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.027 away. White text reads best on it, at 8.64:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.162) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.42:1 |
| White text | 8.64:1 |
Values
| HEX | #473BA4 |
| RGB | rgb(71, 59, 164) |
| HSL | hsl(247, 47%, 44%) |
| OKLCH | oklch(43% 0.162 282.3) |
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 #473BA4 | 8.64:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #473BA4 | 2.42:1 | Fails | Lc 14.8 | Not readable |
| #473BA4 text on white | 8.64:1 | AAA | Lc 89.2 | Fine for body text |
| #473BA4 text on black | 2.42:1 | Fails | Lc -13.0 | 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 800.
-
Step 50
50
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E6E8FC
oklch(93.5% 0.027 281.3)
-
Step 200
200
#D3D6FC
oklch(88.6% 0.052 281.7)
-
Step 300
300
#B7B9FD
oklch(80.9% 0.096 282.7)
-
Step 400
400
#9392FC
oklch(70.7% 0.153 282.2)
-
Step 500
500
#7C73F9
oklch(63.1% 0.194 282.4)
-
Step 600
600
#6757E8
oklch(55.6% 0.21 282.1)
-
Step 700
700
#5745CA
oklch(49.1% 0.197 282.5)
-
Step 800
800 (this color)
#473BA4
oklch(43% 0.162 282.3)
-
Step 900
900
#3A3481
oklch(37.7% 0.125 282.1)
-
Step 950
950
#221F4C
oklch(27% 0.081 282.6)
#473BA4 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) | #004FA7 | 0.071 |
| Deuteranopia (no green cones) | #0048A2 | 0.067 |
| Tritanopia (no blue cones) | #18556A | 0.138 |
| Achromatopsia (no color) | #4C4C4C | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473BA4
#473BA4
oklch(43% 0.162 282.3)
- #5A5100
#5A5100
oklch(43% 0.09 102.1)
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 #473BA4, closest first.
No curated palette has a color within ΔE 0.04 of #473BA4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.027
- Dark Slate Blue #483D8B ΔE 0.042
- Sapphire #2138AB ΔE 0.054
- Blue With A Hint Of Purple #533CC6 ΔE 0.058
- Rebecca Purple #663399 ΔE 0.060
- Majorelle Blue #3F37C9 ΔE 0.061
- Blurple #5539CC ΔE 0.067
- Cobalt #1E488F ΔE 0.067
Use #473BA4 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.