#4E3180
Closest named color: Dark Slate Blue (#483D8B). oklch(39.1% 0.128 297), rgb(78, 49, 128).
Aa
White text reads best on this color (10.12:1).
About this color
#4E3180 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.128 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.034 away. White text reads best on it, at 10.12:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.07:1 |
| White text | 10.12:1 |
Values
| HEX | #4E3180 |
| RGB | rgb(78, 49, 128) |
| HSL | hsl(262, 45%, 35%) |
| OKLCH | oklch(39.1% 0.128 297) |
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 #4E3180 | 10.12:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #4E3180 | 2.07:1 | Fails | Lc 10.8 | Not readable |
| #4E3180 text on white | 10.12:1 | AAA | Lc 93.1 | Preferred for body text |
| #4E3180 text on black | 2.07:1 | Fails | Lc -9.3 | 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 900.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE6FB
oklch(93.5% 0.029 296.7)
-
Step 200
200
#DCD2F9
oklch(88.4% 0.054 297)
-
Step 300
300
#C7B4F8
oklch(81% 0.096 297)
-
Step 400
400
#AB8AF4
oklch(70.8% 0.153 296.6)
-
Step 500
500
#9868EF
oklch(63.1% 0.195 296.8)
-
Step 600
600
#844ADE
oklch(55.6% 0.213 296.8)
-
Step 700
700
#7039C0
oklch(49% 0.198 297.1)
-
Step 800
800
#5B319C
oklch(42.7% 0.165 296.8)
-
Step 900
900 (this color)
#4E3180
oklch(39.1% 0.128 297)
-
Step 950
950
#2B1B48
oklch(26.9% 0.081 297)
#4E3180 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) | #004283 | 0.092 |
| Deuteranopia (no green cones) | #10417E | 0.086 |
| Tritanopia (no blue cones) | #424253 | 0.100 |
| Achromatopsia (no color) | #424242 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3180
#4E3180
oklch(39.1% 0.128 297)
- #424B00
#424B00
oklch(39.1% 0.09 117.3)
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 #4E3180, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.034
- Blueberry #464196 ΔE 0.052
- Rebecca Purple #663399 ΔE 0.061
- Indigo #4B0082 ΔE 0.074
- Cobalt #1E488F ΔE 0.084
- Twilight #4E518B ΔE 0.084
- Royal Purple #4B006E ΔE 0.085
- Imperial Purple #480CA8 ΔE 0.086
Use #4E3180 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.