#4E3E71
Closest named color: Dark Slate Blue (#483D8B). oklch(40.5% 0.085 296.9), rgb(78, 62, 113).
Aa
White text reads best on this color (9.32:1).
About this color
#4E3E71 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.085 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 0.045 away. White text reads best on it, at 9.32:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #4E3E71 |
| RGB | rgb(78, 62, 113) |
| HSL | hsl(259, 29%, 34%) |
| OKLCH | oklch(40.5% 0.085 296.9) |
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 #4E3E71 | 9.32:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #4E3E71 | 2.25:1 | Fails | Lc 12.5 | Not readable |
| #4E3E71 text on white | 9.32:1 | AAA | Lc 91.4 | Preferred for body text |
| #4E3E71 text on black | 2.25:1 | Fails | Lc -10.9 | 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
#F6F5F9
oklch(97.2% 0.005 297.7)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#DBD6EA
oklch(88.6% 0.028 297.3)
-
Step 300
300
#C3BADD
oklch(80.8% 0.05 297)
-
Step 400
400
#A596CD
oklch(70.6% 0.081 296.8)
-
Step 500
500
#907CC0
oklch(63.1% 0.102 296.9)
-
Step 600
600
#7A64AC
oklch(55.5% 0.111 296.7)
-
Step 700
700
#675393
oklch(49.1% 0.102 296.9)
-
Step 800
800 (this color)
#4E3E71
oklch(40.5% 0.085 296.9)
-
Step 900
900
#453A60
oklch(37.7% 0.065 296.5)
-
Step 950
950
#292238
oklch(27% 0.041 298.2)
#4E3E71 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) | #2F4773 | 0.050 |
| Deuteranopia (no green cones) | #324670 | 0.047 |
| Tritanopia (no blue cones) | #474752 | 0.067 |
| Achromatopsia (no color) | #474747 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3E71
#4E3E71
oklch(40.5% 0.085 296.9)
- #464E0E
#464E0E
oklch(40.4% 0.084 116.7)
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 #4E3E71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.045
- Twilight #4E518B ΔE 0.062
- Blueberry #464196 ΔE 0.062
- Dusk #4E5481 ΔE 0.063
- Dusty Grape #545775 ΔE 0.074
- Dark Grey Blue #29465B ΔE 0.074
- Cobalt #1E488F ΔE 0.078
- Twilight Blue #0A437A ΔE 0.079
Use #4E3E71 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.