#4D4091
Closest named color: Blueberry (#464196). oklch(42.9% 0.129 287), rgb(77, 64, 145).
Aa
White text reads best on this color (8.54:1).
About this color
#4D4091 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.129 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.014 away. White text reads best on it, at 8.54:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.45:1 |
| White text | 8.54:1 |
Values
| HEX | #4D4091 |
| RGB | rgb(77, 64, 145) |
| HSL | hsl(250, 39%, 41%) |
| OKLCH | oklch(42.9% 0.129 287) |
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 #4D4091 | 8.54:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #4D4091 | 2.45:1 | Fails | Lc 14.9 | Not readable |
| #4D4091 text on white | 8.54:1 | AAA | Lc 89.1 | Fine for body text |
| #4D4091 text on black | 2.45:1 | Fails | Lc -13.1 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D7D6F4
oklch(88.6% 0.041 287.1)
-
Step 300
300
#BDBAEF
oklch(80.9% 0.074 287.2)
-
Step 400
400
#9C94E8
oklch(70.7% 0.121 287.2)
-
Step 500
500
#8578E0
oklch(63.2% 0.152 286.9)
-
Step 600
600
#705ECE
oklch(55.6% 0.167 287.1)
-
Step 700
700
#5E4DB2
oklch(49.1% 0.154 287)
-
Step 800
800 (this color)
#4D4091
oklch(42.9% 0.129 287)
-
Step 900
900
#3F3773
oklch(37.7% 0.099 286.7)
-
Step 950
950
#252143
oklch(27.1% 0.062 286.9)
#4D4091 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) | #154E94 | 0.068 |
| Deuteranopia (no green cones) | #144A8F | 0.068 |
| Tritanopia (no blue cones) | #375262 | 0.108 |
| Achromatopsia (no color) | #4C4C4C | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D4091
#4D4091
oklch(42.9% 0.129 287)
- #565200
#565200
oklch(42.9% 0.092 106.4)
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 #4D4091, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.014
- Dark Slate Blue #483D8B ΔE 0.015
- Twilight #4E518B ΔE 0.049
- Rebecca Purple #663399 ΔE 0.053
- Cobalt #1E488F ΔE 0.061
- Dusk #4E5481 ΔE 0.066
- Dusk Blue #26538D ΔE 0.068
- Denim Blue #3B5B92 ΔE 0.075
Use #4D4091 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.