#4B376F
Closest named color: Dark Slate Blue (#483D8B). oklch(38.6% 0.094 298.4), rgb(75, 55, 111).
Aa
White text reads best on this color (10.11:1).
About this color
#4B376F is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.094 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.048 away. White text reads best on it, at 10.11:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.07:1 |
| White text | 10.11:1 |
Values
| HEX | #4B376F |
| RGB | rgb(75, 55, 111) |
| HSL | hsl(261, 34%, 33%) |
| OKLCH | oklch(38.6% 0.094 298.4) |
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 #4B376F | 10.11:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #4B376F | 2.07:1 | Fails | Lc 10.6 | Not readable |
| #4B376F text on white | 10.11:1 | AAA | Lc 93.3 | Preferred for body text |
| #4B376F text on black | 2.07:1 | Fails | Lc -9.2 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DCD4F0
oklch(88.5% 0.039 298.7)
-
Step 300
300
#C6B7E9
oklch(80.9% 0.071 298.5)
-
Step 400
400
#AA91DD
oklch(70.8% 0.112 298.6)
-
Step 500
500
#9573D4
oklch(63% 0.145 298.3)
-
Step 600
600
#805AC1
oklch(55.6% 0.156 298.2)
-
Step 700
700
#6D49A7
oklch(49.1% 0.146 298.6)
-
Step 800
800
#583D87
oklch(42.7% 0.12 298)
-
Step 900
900 (this color)
#4B376F
oklch(38.6% 0.094 298.4)
-
Step 950
950
#2A1F3F
oklch(26.9% 0.059 298.2)
#4B376F 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) | #254271 | 0.061 |
| Deuteranopia (no green cones) | #29416E | 0.057 |
| Tritanopia (no blue cones) | #44414D | 0.074 |
| Achromatopsia (no color) | #424242 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B376F
#4B376F
oklch(38.6% 0.094 298.4)
- #404A00
#404A00
oklch(38.7% 0.09 118.2)
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 #4B376F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.048
- Blueberry #464196 ΔE 0.067
- Dark Grey Blue #29465B ΔE 0.079
- Twilight #4E518B ΔE 0.079
- Twilight Blue #0A437A ΔE 0.080
- Dusk #4E5481 ΔE 0.083
- Cobalt #1E488F ΔE 0.083
- Prussian Blue #1D3557 ΔE 0.085
Use #4B376F 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.