#4B47A0
Closest named color: Blueberry (#464196). oklch(45.1% 0.14 281.2), rgb(75, 71, 160).
Aa
White text reads best on this color (7.75:1).
About this color
#4B47A0 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.140 and its hue 281°. 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 7.75:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.140) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.70:1 |
| White text | 7.75:1 |
Values
| HEX | #4B47A0 |
| RGB | rgb(75, 71, 160) |
| HSL | hsl(243, 39%, 45%) |
| OKLCH | oklch(45.1% 0.14 281.2) |
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 #4B47A0 | 7.75:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #4B47A0 | 2.70:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #4B47A0 text on white | 7.75:1 | AAA | Lc 86.7 | Fine for body text |
| #4B47A0 text on black | 2.70:1 | Fails | Lc -15.4 | Dividers and decoration only |
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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D3D6F7
oklch(88.4% 0.045 281.3)
-
Step 300
300
#B7BBF5
oklch(80.9% 0.082 281.3)
-
Step 400
400
#9396F0
oklch(70.8% 0.13 281.1)
-
Step 500
500
#7A79EB
oklch(63.2% 0.167 280.9)
-
Step 600
600
#655ED9
oklch(55.5% 0.182 281.2)
-
Step 700
700
#554DBC
oklch(49.1% 0.169 281.5)
-
Step 800
800 (this color)
#4B47A0
oklch(45.1% 0.14 281.2)
-
Step 900
900
#393779
oklch(37.6% 0.109 281.1)
-
Step 950
950
#212147
oklch(27% 0.069 280.7)
#4B47A0 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) | #1056A3 | 0.064 |
| Deuteranopia (no green cones) | #004F9E | 0.066 |
| Tritanopia (no blue cones) | #275B6C | 0.121 |
| Achromatopsia (no color) | #525252 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B47A0
#4B47A0
oklch(45.1% 0.14 281.2)
- #615700
#615700
oklch(45.2% 0.095 101.7)
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 #4B47A0, 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 0.041
- Twilight #4E518B ΔE 0.047
- Rebecca Purple #663399 ΔE 0.062
- Cobalt #1E488F ΔE 0.063
- Dusk Blue #26538D ΔE 0.063
- Denim Blue #3B5B92 ΔE 0.064
- Blue With A Hint Of Purple #533CC6 ΔE 0.066
Use #4B47A0 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.