#4B396D
Closest named color: Dark Slate Blue (#483D8B). oklch(38.9% 0.087 298.2), rgb(75, 57, 109).
Aa
White text reads best on this color (9.97:1).
About this color
#4B396D is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.087 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.050 away. White text reads best on it, at 9.97:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.10:1 |
| White text | 9.97:1 |
Values
| HEX | #4B396D |
| RGB | rgb(75, 57, 109) |
| HSL | hsl(261, 31%, 33%) |
| OKLCH | oklch(38.9% 0.087 298.2) |
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 #4B396D | 9.97:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #4B396D | 2.10:1 | Fails | Lc 10.9 | Not readable |
| #4B396D text on white | 9.97:1 | AAA | Lc 93.0 | Preferred for body text |
| #4B396D text on black | 2.10:1 | Fails | Lc -9.4 | 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
#EBE7F5
oklch(93.5% 0.019 299.1)
-
Step 200
200
#DCD4EF
oklch(88.5% 0.038 299.2)
-
Step 300
300
#C5B8E6
oklch(80.9% 0.065 297.9)
-
Step 400
400
#A992DA
oklch(70.7% 0.106 298.3)
-
Step 500
500
#9476CF
oklch(63.2% 0.133 298)
-
Step 600
600
#7F5CBC
oklch(55.5% 0.146 298.3)
-
Step 700
700
#6B4CA2
oklch(49.1% 0.135 297.9)
-
Step 800
800
#573E83
oklch(42.5% 0.112 298.2)
-
Step 900
900 (this color)
#4B396D
oklch(38.9% 0.087 298.2)
-
Step 950
950
#2A203E
oklch(27.1% 0.055 298)
#4B396D 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) | #29436F | 0.055 |
| Deuteranopia (no green cones) | #2D426C | 0.051 |
| Tritanopia (no blue cones) | #44424D | 0.069 |
| Achromatopsia (no color) | #424242 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B396D
#4B396D
oklch(38.9% 0.087 298.2)
- #414B05
#414B05
oklch(39% 0.088 118.3)
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 #4B396D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.050
- Blueberry #464196 ΔE 0.069
- Dark Grey Blue #29465B ΔE 0.074
- Twilight #4E518B ΔE 0.077
- Dusk #4E5481 ΔE 0.078
- Twilight Blue #0A437A ΔE 0.079
- Cobalt #1E488F ΔE 0.083
- Prussian Blue #1D3557 ΔE 0.084
Use #4B396D 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.