#4E3C73
Closest named color: Dark Slate Blue (#483D8B). oklch(40.2% 0.091 297.2), rgb(78, 60, 115).
Aa
White text reads best on this color (9.46:1).
About this color
#4E3C73 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.091 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 0.041 away. White text reads best on it, at 9.46:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.21:1 |
| White text | 9.46:1 |
Values
| HEX | #4E3C73 |
| RGB | rgb(78, 60, 115) |
| HSL | hsl(260, 31%, 34%) |
| OKLCH | oklch(40.2% 0.091 297.2) |
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 #4E3C73 | 9.46:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #4E3C73 | 2.21:1 | Fails | Lc 12.2 | Not readable |
| #4E3C73 text on white | 9.46:1 | AAA | Lc 91.8 | Preferred for body text |
| #4E3C73 text on black | 2.21:1 | Fails | Lc -10.6 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DBD4F0
oklch(88.4% 0.039 297)
-
Step 300
300
#C5B8E8
oklch(80.9% 0.068 297.3)
-
Step 400
400
#A892DD
oklch(70.8% 0.11 297)
-
Step 500
500
#9375D3
oklch(63.1% 0.14 296.9)
-
Step 600
600
#7E5BC0
oklch(55.5% 0.153 297.1)
-
Step 700
700
#6B4BA6
oklch(49.2% 0.141 297.1)
-
Step 800
800
#573E86
oklch(42.7% 0.116 297.2)
-
Step 900
900 (this color)
#4E3C73
oklch(40.2% 0.091 297.2)
-
Step 950
950
#2A203F
oklch(27.1% 0.057 297.3)
#4E3C73 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) | #2B4675 | 0.056 |
| Deuteranopia (no green cones) | #2E4572 | 0.053 |
| Tritanopia (no blue cones) | #464652 | 0.072 |
| Achromatopsia (no color) | #464646 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3C73
#4E3C73
oklch(40.2% 0.091 297.2)
- #454E02
#454E02
oklch(40.2% 0.092 117.1)
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 #4E3C73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.041
- Blueberry #464196 ΔE 0.059
- Twilight #4E518B ΔE 0.064
- Dusk #4E5481 ΔE 0.068
- Cobalt #1E488F ΔE 0.078
- Dark Grey Blue #29465B ΔE 0.079
- Dusty Grape #545775 ΔE 0.080
- Rebecca Purple #663399 ΔE 0.080
Use #4E3C73 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.