#4D339B
Closest named color: Blueberry (#464196). oklch(41.5% 0.16 288.9), rgb(77, 51, 155).
Aa
White text reads best on this color (9.28:1).
About this color
#4D339B is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.160 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.034 away. White text reads best on it, at 9.28:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.26:1 |
| White text | 9.28:1 |
Values
| HEX | #4D339B |
| RGB | rgb(77, 51, 155) |
| HSL | hsl(255, 50%, 40%) |
| OKLCH | oklch(41.5% 0.16 288.9) |
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 #4D339B | 9.28:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #4D339B | 2.26:1 | Fails | Lc 13.1 | Not readable |
| #4D339B text on white | 9.28:1 | AAA | Lc 90.9 | Preferred for body text |
| #4D339B text on black | 2.26:1 | Fails | Lc -11.4 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D7D4FA
oklch(88.4% 0.052 288.9)
-
Step 300
300
#BEB7FA
oklch(80.9% 0.094 288.9)
-
Step 400
400
#9F8FF7
oklch(70.8% 0.149 289.1)
-
Step 500
500
#896FF4
oklch(63.2% 0.191 288.7)
-
Step 600
600
#7552E2
oklch(55.6% 0.208 289)
-
Step 700
700
#6341C5
oklch(49.1% 0.194 289)
-
Step 800
800 (this color)
#4D339B
oklch(41.5% 0.16 288.9)
-
Step 900
900
#42317E
oklch(37.7% 0.125 289.2)
-
Step 950
950
#261E4A
oklch(27.1% 0.079 288.4)
#4D339B 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) | #00499E | 0.086 |
| Deuteranopia (no green cones) | #004499 | 0.084 |
| Tritanopia (no blue cones) | #324D62 | 0.132 |
| Achromatopsia (no color) | #474747 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D339B
#4D339B
oklch(41.5% 0.16 288.9)
- #504F00
#504F00
oklch(41.5% 0.09 108.9)
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 #4D339B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.034
- Dark Slate Blue #483D8B ΔE 0.036
- Rebecca Purple #663399 ΔE 0.048
- Chrysanthemum #560BAD ΔE 0.058
- Imperial Purple #480CA8 ΔE 0.059
- Indigo Blue #3A18B1 ΔE 0.068
- Sapphire #2138AB ΔE 0.068
- Blue With A Hint Of Purple #533CC6 ΔE 0.073
Use #4D339B 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.