#4B4B97
Closest named color: Blueberry (#464196). oklch(45.3% 0.121 280.4), rgb(75, 75, 151).
Aa
White text reads best on this color (7.62:1).
About this color
#4B4B97 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.121 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.028 away. White text reads best on it, at 7.62:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.75:1 |
| White text | 7.62:1 |
Values
| HEX | #4B4B97 |
| RGB | rgb(75, 75, 151) |
| HSL | hsl(240, 34%, 44%) |
| OKLCH | oklch(45.3% 0.121 280.4) |
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 #4B4B97 | 7.62:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #4B4B97 | 2.75:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #4B4B97 text on white | 7.62:1 | AAA | Lc 86.3 | Fine for body text |
| #4B4B97 text on black | 2.75:1 | Fails | Lc -15.8 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E9F8
oklch(93.7% 0.02 279.9)
-
Step 200
200
#D4D7F3
oklch(88.6% 0.039 280.7)
-
Step 300
300
#B7BCEE
oklch(80.8% 0.071 280.2)
-
Step 400
400
#9398E6
oklch(70.7% 0.114 280.3)
-
Step 500
500
#7A7DDE
oklch(63.1% 0.144 280.1)
-
Step 600
600
#6564CC
oklch(55.7% 0.157 280.5)
-
Step 700
700
#5452B1
oklch(49.2% 0.147 280.5)
-
Step 800
800 (this color)
#4B4B97
oklch(45.3% 0.121 280.4)
-
Step 900
900
#393A72
oklch(37.7% 0.094 280.1)
-
Step 950
950
#212243
oklch(26.9% 0.061 280.2)
#4B4B97 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) | #28569A | 0.047 |
| Deuteranopia (no green cones) | #225195 | 0.049 |
| Tritanopia (no blue cones) | #2E5B6A | 0.104 |
| Achromatopsia (no color) | #545454 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4B97
#4B4B97
oklch(45.3% 0.121 280.4)
- #625700
#625700
oklch(45.3% 0.095 100.9)
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 #4B4B97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.028
- Twilight #4E518B ΔE 0.028
- Dark Slate Blue #483D8B ΔE 0.040
- Dusk #4E5481 ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.049
- Dusk Blue #26538D ΔE 0.052
- Dusky Blue #475F94 ΔE 0.057
- Cobalt #1E488F ΔE 0.058
Use #4B4B97 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.