#4B3CA1
Closest named color: Blueberry (#464196). oklch(43.2% 0.156 284.5), rgb(75, 60, 161).
Aa
White text reads best on this color (8.53:1).
About this color
#4B3CA1 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.156 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.023 away. White text reads best on it, at 8.53:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.46:1 |
| White text | 8.53:1 |
Values
| HEX | #4B3CA1 |
| RGB | rgb(75, 60, 161) |
| HSL | hsl(249, 46%, 43%) |
| OKLCH | oklch(43.2% 0.156 284.5) |
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 #4B3CA1 | 8.53:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #4B3CA1 | 2.46:1 | Fails | Lc 15.1 | Dividers and decoration only |
| #4B3CA1 text on white | 8.53:1 | AAA | Lc 88.9 | Fine for body text |
| #4B3CA1 text on black | 2.46:1 | Fails | Lc -13.3 | 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 800.
-
Step 50
50
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D5D5FA
oklch(88.5% 0.051 285.3)
-
Step 300
300
#B9B9FA
oklch(80.9% 0.091 284.2)
-
Step 400
400
#9792F8
oklch(70.7% 0.147 284.2)
-
Step 500
500
#8073F4
oklch(63.1% 0.186 284.3)
-
Step 600
600
#6C57E3
oklch(55.7% 0.203 284.5)
-
Step 700
700
#5B46C5
oklch(49.2% 0.189 284.6)
-
Step 800
800 (this color)
#4B3CA1
oklch(43.2% 0.156 284.5)
-
Step 900
900
#3D347E
oklch(37.8% 0.121 284.6)
-
Step 950
950
#231F4A
oklch(27% 0.077 284.2)
#4B3CA1 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) | #004FA4 | 0.076 |
| Deuteranopia (no green cones) | #00499F | 0.073 |
| Tritanopia (no blue cones) | #285469 | 0.130 |
| Achromatopsia (no color) | #4C4C4C | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B3CA1
#4B3CA1
oklch(43.2% 0.156 284.5)
- #595200
#595200
oklch(43.2% 0.091 103.9)
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 #4B3CA1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.023
- Dark Slate Blue #483D8B ΔE 0.037
- Rebecca Purple #663399 ΔE 0.053
- Blue With A Hint Of Purple #533CC6 ΔE 0.060
- Sapphire #2138AB ΔE 0.062
- Majorelle Blue #3F37C9 ΔE 0.068
- Cobalt #1E488F ΔE 0.069
- Twilight #4E518B ΔE 0.069
Use #4B3CA1 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.