#4B2F76
Closest named color: Dark Slate Blue (#483D8B). oklch(37.7% 0.117 298.8), rgb(75, 47, 118).
Aa
White text reads best on this color (10.67:1).
About this color
#4B2F76 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.117 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.047 away. White text reads best on it, at 10.67:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.96:1 |
| White text | 10.67:1 |
Values
| HEX | #4B2F76 |
| RGB | rgb(75, 47, 118) |
| HSL | hsl(264, 43%, 32%) |
| OKLCH | oklch(37.7% 0.117 298.8) |
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 #4B2F76 | 10.67:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #4B2F76 | 1.96:1 | Fails | Lc 9.5 | Not readable |
| #4B2F76 text on white | 10.67:1 | AAA | Lc 94.4 | Preferred for body text |
| #4B2F76 text on black | 1.96:1 | Fails | Lc -8.1 | 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 900.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DDD3F6
oklch(88.6% 0.049 298.5)
-
Step 300
300
#C8B4F2
oklch(80.8% 0.089 299.2)
-
Step 400
400
#AD8BEC
oklch(70.7% 0.142 298.9)
-
Step 500
500
#9A6BE5
oklch(63.1% 0.179 299)
-
Step 600
600
#854FD3
oklch(55.6% 0.195 298.7)
-
Step 700
700
#713EB7
oklch(49% 0.182 298.8)
-
Step 800
800
#5C3494
oklch(42.6% 0.151 299)
-
Step 900
900 (this color)
#4B2F76
oklch(37.7% 0.117 298.8)
-
Step 950
950
#2C1C45
oklch(26.9% 0.075 299.4)
#4B2F76 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) | #0C3E78 | 0.085 |
| Deuteranopia (no green cones) | #183D74 | 0.078 |
| Tritanopia (no blue cones) | #423E4D | 0.092 |
| Achromatopsia (no color) | #3E3E3E | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B2F76
#4B2F76
oklch(37.7% 0.117 298.8)
- #3D4700
#3D4700
oklch(37.6% 0.088 118.5)
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 #4B2F76, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.047
- Blueberry #464196 ΔE 0.066
- Indigo #4B0082 ΔE 0.073
- Royal Purple #4B006E ΔE 0.077
- Rebecca Purple #663399 ΔE 0.077
- Grape Purple #5D1451 ΔE 0.085
- Twilight Blue #0A437A ΔE 0.089
- Cobalt #1E488F ΔE 0.089
Use #4B2F76 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.