#4E3D7A
Closest named color: Dark Slate Blue (#483D8B). oklch(40.8% 0.1 294.4), rgb(78, 61, 122).
Aa
White text reads best on this color (9.24:1).
About this color
#4E3D7A is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.100 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.030 away. White text reads best on it, at 9.24:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.27:1 |
| White text | 9.24:1 |
Values
| HEX | #4E3D7A |
| RGB | rgb(78, 61, 122) |
| HSL | hsl(257, 33%, 36%) |
| OKLCH | oklch(40.8% 0.1 294.4) |
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 #4E3D7A | 9.24:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #4E3D7A | 2.27:1 | Fails | Lc 12.8 | Not readable |
| #4E3D7A text on white | 9.24:1 | AAA | Lc 91.2 | Preferred for body text |
| #4E3D7A text on black | 2.27:1 | Fails | Lc -11.2 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#DAD5ED
oklch(88.4% 0.033 295.3)
-
Step 300
300
#C2BAE3
oklch(80.9% 0.058 294)
-
Step 400
400
#A495D5
oklch(70.7% 0.093 294.7)
-
Step 500
500
#8E7ACA
oklch(63.1% 0.119 294.2)
-
Step 600
600
#7962B7
oklch(55.7% 0.129 294.3)
-
Step 700
700
#66509E
oklch(49.1% 0.122 294.5)
-
Step 800
800 (this color)
#4E3D7A
oklch(40.8% 0.1 294.4)
-
Step 900
900
#443867
oklch(37.6% 0.079 294)
-
Step 950
950
#28213C
oklch(26.9% 0.05 294.8)
#4E3D7A 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) | #28487C | 0.059 |
| Deuteranopia (no green cones) | #2B4679 | 0.055 |
| Tritanopia (no blue cones) | #444955 | 0.082 |
| Achromatopsia (no color) | #474747 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3D7A
#4E3D7A
oklch(40.8% 0.1 294.4)
- #494F00
#494F00
oklch(40.8% 0.092 114.7)
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 #4E3D7A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.030
- Blueberry #464196 ΔE 0.048
- Twilight #4E518B ΔE 0.057
- Dusk #4E5481 ΔE 0.064
- Rebecca Purple #663399 ΔE 0.071
- Cobalt #1E488F ΔE 0.072
- Dusk Blue #26538D ΔE 0.076
- Light Navy #155084 ΔE 0.079
Use #4E3D7A 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.