#4D336D
Closest named color: Dark Slate Blue (#483D8B). oklch(38% 0.099 302.7), rgb(77, 51, 109).
Aa
White text reads best on this color (10.44:1).
About this color
#4D336D is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.099 and its hue 303°. 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 10.44:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.00:1 |
| White text | 10.44:1 |
Values
| HEX | #4D336D |
| RGB | rgb(77, 51, 109) |
| HSL | hsl(267, 36%, 31%) |
| OKLCH | oklch(38% 0.099 302.7) |
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 #4D336D | 10.44:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #4D336D | 2.00:1 | Fails | Lc 9.9 | Not readable |
| #4D336D text on white | 10.44:1 | AAA | Lc 94.0 | Preferred for body text |
| #4D336D text on black | 2.00:1 | Fails | Lc -8.5 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#ECE7F6
oklch(93.6% 0.021 301.1)
-
Step 200
200
#DED3F0
oklch(88.5% 0.041 302.8)
-
Step 300
300
#CAB6E9
oklch(81% 0.074 302.7)
-
Step 400
400
#AF8EDD
oklch(70.7% 0.118 302.7)
-
Step 500
500
#9C70D4
oklch(63.2% 0.151 302.6)
-
Step 600
600
#8755C1
oklch(55.5% 0.165 302.7)
-
Step 700
700
#7345A7
oklch(49.1% 0.153 302.8)
-
Step 800
800
#5D3987
oklch(42.6% 0.127 302.6)
-
Step 900
900 (this color)
#4D336D
oklch(38% 0.099 302.7)
-
Step 950
950
#2D1E3F
oklch(27.1% 0.062 303.5)
#4D336D 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) | #203F6F | 0.072 |
| Deuteranopia (no green cones) | #283F6C | 0.064 |
| Tritanopia (no blue cones) | #473E4B | 0.075 |
| Achromatopsia (no color) | #404040 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D336D
#4D336D
oklch(38% 0.099 302.7)
- #3A4A00
#3A4A00
oklch(38.1% 0.093 122.6)
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 #4D336D, 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 0.074
- Grape Purple #5D1451 ΔE 0.079
- Rebecca Purple #663399 ΔE 0.086
- Dark Grey Blue #29465B ΔE 0.087
- Prussian Blue #1D3557 ΔE 0.088
- Twilight Blue #0A437A ΔE 0.088
- Twilight #4E518B ΔE 0.089
Use #4D336D 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.