#4D348D
Closest named color: Dark Slate Blue (#483D8B). oklch(40.5% 0.141 291.8), rgb(77, 52, 141).
Aa
White text reads best on this color (9.58:1).
About this color
#4D348D is a dark, vivid purple. In OKLCH its lightness is 40%, its chroma 0.141 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.023 away. White text reads best on it, at 9.58:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.19:1 |
| White text | 9.58:1 |
Values
| HEX | #4D348D |
| RGB | rgb(77, 52, 141) |
| HSL | hsl(257, 46%, 38%) |
| OKLCH | oklch(40.5% 0.141 291.8) |
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 #4D348D | 9.58:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #4D348D | 2.19:1 | Fails | Lc 12.2 | Not readable |
| #4D348D text on white | 9.58:1 | AAA | Lc 91.8 | Preferred for body text |
| #4D348D text on black | 2.19:1 | Fails | Lc -10.6 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#D9D4F6
oklch(88.5% 0.047 292.2)
-
Step 300
300
#C1B8F2
oklch(81% 0.081 291.6)
-
Step 400
400
#A290EC
oklch(70.6% 0.133 291.6)
-
Step 500
500
#8D72E5
oklch(63.1% 0.168 291.7)
-
Step 600
600
#7957D3
oklch(55.6% 0.183 292)
-
Step 700
700
#6646B7
oklch(49.1% 0.17 292)
-
Step 800
800 (this color)
#4D348D
oklch(40.5% 0.141 291.8)
-
Step 900
900
#443376
oklch(37.6% 0.11 291.9)
-
Step 950
950
#281F45
oklch(27.1% 0.069 292.1)
#4D348D 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) | #004690 | 0.086 |
| Deuteranopia (no green cones) | #00438B | 0.086 |
| Tritanopia (no blue cones) | #3A485B | 0.113 |
| Achromatopsia (no color) | #454545 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D348D
#4D348D
oklch(40.5% 0.141 291.8)
- #4B4D00
#4B4D00
oklch(40.5% 0.089 111.5)
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 #4D348D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.023
- Blueberry #464196 ΔE 0.034
- Rebecca Purple #663399 ΔE 0.051
- Imperial Purple #480CA8 ΔE 0.073
- Cobalt #1E488F ΔE 0.075
- Chrysanthemum #560BAD ΔE 0.075
- Twilight #4E518B ΔE 0.076
- Sapphire #2138AB ΔE 0.080
Use #4D348D 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.