#4B4491
Closest named color: Blueberry (#464196). oklch(43.5% 0.123 284.2), rgb(75, 68, 145).
Aa
White text reads best on this color (8.28:1).
About this color
#4B4491 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.123 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.015 away. White text reads best on it, at 8.28:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.53:1 |
| White text | 8.28:1 |
Values
| HEX | #4B4491 |
| RGB | rgb(75, 68, 145) |
| HSL | hsl(245, 36%, 42%) |
| OKLCH | oklch(43.5% 0.123 284.2) |
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 #4B4491 | 8.28:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #4B4491 | 2.53:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #4B4491 text on white | 8.28:1 | AAA | Lc 88.4 | Fine for body text |
| #4B4491 text on black | 2.53:1 | Fails | Lc -13.8 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D5D6F3
oklch(88.4% 0.04 284)
-
Step 300
300
#BABBEE
oklch(80.9% 0.072 283.8)
-
Step 400
400
#9896E6
oklch(70.7% 0.116 284.2)
-
Step 500
500
#807ADE
oklch(63% 0.147 284.1)
-
Step 600
600
#6B61CC
oklch(55.6% 0.16 284.1)
-
Step 700
700
#5A50B0
oklch(49.2% 0.147 284.3)
-
Step 800
800 (this color)
#4B4491
oklch(43.5% 0.123 284.2)
-
Step 900
900
#3D3872
oklch(37.7% 0.096 284.7)
-
Step 950
950
#232143
oklch(26.9% 0.062 284.1)
#4B4491 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) | #1F5194 | 0.058 |
| Deuteranopia (no green cones) | #1B4C8F | 0.058 |
| Tritanopia (no blue cones) | #335564 | 0.104 |
| Achromatopsia (no color) | #4E4E4E | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4491
#4B4491
oklch(43.5% 0.123 284.2)
- #5A5300
#5A5300
oklch(43.5% 0.092 103.9)
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 #4B4491, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.015
- Dark Slate Blue #483D8B ΔE 0.021
- Twilight #4E518B ΔE 0.039
- Cobalt #1E488F ΔE 0.056
- Dusk #4E5481 ΔE 0.057
- Dusk Blue #26538D ΔE 0.058
- Rebecca Purple #663399 ΔE 0.060
- Denim Blue #3B5B92 ΔE 0.064
Use #4B4491 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.