#4E3B74
Closest named color: Dark Slate Blue (#483D8B). oklch(40.1% 0.095 297.3), rgb(78, 59, 116).
Aa
White text reads best on this color (9.53:1).
About this color
#4E3B74 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.095 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 0.039 away. White text reads best on it, at 9.53:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.20:1 |
| White text | 9.53:1 |
Values
| HEX | #4E3B74 |
| RGB | rgb(78, 59, 116) |
| HSL | hsl(260, 33%, 34%) |
| OKLCH | oklch(40.1% 0.095 297.3) |
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 #4E3B74 | 9.53:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #4E3B74 | 2.20:1 | Fails | Lc 12.0 | Not readable |
| #4E3B74 text on white | 9.53:1 | AAA | Lc 91.9 | Preferred for body text |
| #4E3B74 text on black | 2.20:1 | Fails | Lc -10.5 | 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
#DBD4F1
oklch(88.4% 0.04 296.6)
-
Step 300
300
#C5B7E9
oklch(80.8% 0.071 297.6)
-
Step 400
400
#A891DF
oklch(70.7% 0.114 297)
-
Step 500
500
#9474D5
oklch(63.1% 0.144 297.3)
-
Step 600
600
#7F5AC3
oklch(55.6% 0.158 297.2)
-
Step 700
700
#6B49A8
oklch(49% 0.147 297.2)
-
Step 800
800
#573D88
oklch(42.7% 0.121 297)
-
Step 900
900 (this color)
#4E3B74
oklch(40.1% 0.095 297.3)
-
Step 950
950
#2A1F40
oklch(27% 0.061 297.6)
#4E3B74 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) | #294676 | 0.059 |
| Deuteranopia (no green cones) | #2D4573 | 0.055 |
| Tritanopia (no blue cones) | #464652 | 0.075 |
| Achromatopsia (no color) | #454545 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3B74
#4E3B74
oklch(40.1% 0.095 297.3)
- #444E00
#444E00
oklch(40.1% 0.093 117.8)
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 #4E3B74, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.039
- Blueberry #464196 ΔE 0.058
- Twilight #4E518B ΔE 0.066
- Dusk #4E5481 ΔE 0.070
- Rebecca Purple #663399 ΔE 0.078
- Cobalt #1E488F ΔE 0.078
- Twilight Blue #0A437A ΔE 0.080
- Dark Grey Blue #29465B ΔE 0.081
Use #4E3B74 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.