#4B3D7D
Closest named color: Dark Slate Blue (#483D8B). oklch(40.7% 0.104 291.1), rgb(75, 61, 125).
Aa
White text reads best on this color (9.28:1).
About this color
#4B3D7D is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.104 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.024 away. White text reads best on it, at 9.28:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.26:1 |
| White text | 9.28:1 |
Values
| HEX | #4B3D7D |
| RGB | rgb(75, 61, 125) |
| HSL | hsl(253, 34%, 36%) |
| OKLCH | oklch(40.7% 0.104 291.1) |
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 #4B3D7D | 9.28:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #4B3D7D | 2.26:1 | Fails | Lc 12.7 | Not readable |
| #4B3D7D text on white | 9.28:1 | AAA | Lc 91.2 | Preferred for body text |
| #4B3D7D text on black | 2.26:1 | Fails | Lc -11.1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D9D6EE
oklch(88.6% 0.033 291.5)
-
Step 300
300
#C0BAE6
oklch(80.8% 0.062 291.2)
-
Step 400
400
#A196D9
oklch(70.8% 0.097 291.2)
-
Step 500
500
#8A7ACF
oklch(63% 0.126 291)
-
Step 600
600
#7562BC
oklch(55.6% 0.136 291)
-
Step 700
700
#6251A2
oklch(49.1% 0.126 290.7)
-
Step 800
800 (this color)
#4B3D7D
oklch(40.7% 0.104 291.1)
-
Step 900
900
#423969
oklch(37.7% 0.081 290.6)
-
Step 950
950
#27213E
oklch(27% 0.053 291.9)
#4B3D7D 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) | #24487F | 0.058 |
| Deuteranopia (no green cones) | #26467C | 0.055 |
| Tritanopia (no blue cones) | #3E4A57 | 0.086 |
| Achromatopsia (no color) | #474747 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B3D7D
#4B3D7D
oklch(40.7% 0.104 291.1)
- #4C4E00
#4C4E00
oklch(40.8% 0.09 111.5)
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 #4B3D7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.024
- Blueberry #464196 ΔE 0.042
- Twilight #4E518B ΔE 0.057
- Dusk #4E5481 ΔE 0.065
- Cobalt #1E488F ΔE 0.066
- Rebecca Purple #663399 ΔE 0.071
- Dusk Blue #26538D ΔE 0.073
- Twilight Blue #0A437A ΔE 0.075
Use #4B3D7D 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.