#4B4375
Closest named color: Dark Slate Blue (#483D8B). oklch(41.4% 0.082 289.7), rgb(75, 67, 117).
Aa
White text reads best on this color (8.90:1).
About this color
#4B4375 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.082 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.043 away. White text reads best on it, at 8.90:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.35:1 |
| White text | 8.90:1 |
Values
| HEX | #4B4375 |
| RGB | rgb(75, 67, 117) |
| HSL | hsl(250, 27%, 36%) |
| OKLCH | oklch(41.4% 0.082 289.7) |
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 #4B4375 | 8.90:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #4B4375 | 2.35:1 | Fails | Lc 13.7 | Not readable |
| #4B4375 text on white | 8.90:1 | AAA | Lc 90.3 | Preferred for body text |
| #4B4375 text on black | 2.35:1 | Fails | Lc -12.0 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F3
oklch(93.5% 0.015 290.3)
-
Step 200
200
#D8D7EA
oklch(88.6% 0.026 288.3)
-
Step 300
300
#BFBCDE
oklch(80.9% 0.048 289.3)
-
Step 400
400
#9F99CE
oklch(70.7% 0.077 289.5)
-
Step 500
500
#887FC1
oklch(63.1% 0.098 289.5)
-
Step 600
600
#7268AD
oklch(55.6% 0.105 289.1)
-
Step 700
700
#605695
oklch(49.1% 0.099 289.5)
-
Step 800
800 (this color)
#4B4375
oklch(41.4% 0.082 289.7)
-
Step 900
900
#413B61
oklch(37.6% 0.064 290.2)
-
Step 950
950
#262339
oklch(27% 0.04 289.7)
#4B4375 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) | #334B77 | 0.039 |
| Deuteranopia (no green cones) | #334974 | 0.038 |
| Tritanopia (no blue cones) | #414C56 | 0.068 |
| Achromatopsia (no color) | #4A4A4A | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4375
#4B4375
oklch(41.4% 0.082 289.7)
- #4F4F0F
#4F4F0F
oklch(41.5% 0.082 109.5)
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 #4B4375, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.043
- Twilight #4E518B ΔE 0.049
- Dusk #4E5481 ΔE 0.050
- Blueberry #464196 ΔE 0.057
- Dusty Grape #545775 ΔE 0.063
- Dusk Blue #26538D ΔE 0.066
- Light Navy #155084 ΔE 0.068
- YInMn Blue #415A77 ΔE 0.068
Use #4B4375 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.