#4D396B
Closest named color: Dark Slate Blue (#483D8B). oklch(39% 0.085 301), rgb(77, 57, 107).
Aa
White text reads best on this color (9.93:1).
About this color
#4D396B is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.085 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.054 away. White text reads best on it, at 9.93:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.11:1 |
| White text | 9.93:1 |
Values
| HEX | #4D396B |
| RGB | rgb(77, 57, 107) |
| HSL | hsl(264, 30%, 32%) |
| OKLCH | oklch(39% 0.085 301) |
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 #4D396B | 9.93:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #4D396B | 2.11:1 | Fails | Lc 11.0 | Not readable |
| #4D396B text on white | 9.93:1 | AAA | Lc 92.9 | Preferred for body text |
| #4D396B text on black | 2.11:1 | Fails | Lc -9.5 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DDD4ED
oklch(88.5% 0.035 302)
-
Step 300
300
#C7B8E4
oklch(80.9% 0.063 300.6)
-
Step 400
400
#AB92D6
oklch(70.7% 0.101 300.7)
-
Step 500
500
#9775CB
oklch(63.1% 0.13 301)
-
Step 600
600
#825CB8
oklch(55.6% 0.142 301)
-
Step 700
700
#6E4B9F
oklch(49.1% 0.133 300.9)
-
Step 800
800
#5A3E81
oklch(42.7% 0.11 301.2)
-
Step 900
900 (this color)
#4D396B
oklch(39% 0.085 301)
-
Step 950
950
#2B203C
oklch(27.1% 0.052 301.1)
#4D396B 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) | #2B426D | 0.056 |
| Deuteranopia (no green cones) | #2F426A | 0.052 |
| Tritanopia (no blue cones) | #47424D | 0.066 |
| Achromatopsia (no color) | #434343 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D396B
#4D396B
oklch(39% 0.085 301)
- #3E4B0D
#3E4B0D
oklch(38.8% 0.085 121)
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 #4D396B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.054
- Blueberry #464196 ΔE 0.073
- Dark Grey Blue #29465B ΔE 0.074
- Twilight #4E518B ΔE 0.078
- Dusk #4E5481 ΔE 0.078
- Twilight Blue #0A437A ΔE 0.082
- Prussian Blue #1D3557 ΔE 0.086
- Charcoal #264653 ΔE 0.086
Use #4D396B 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.