#4B376B
Closest named color: Dark Slate Blue (#483D8B). oklch(38.4% 0.088 300), rgb(75, 55, 107).
Aa
White text reads best on this color (10.20:1).
About this color
#4B376B is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.088 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.054 away. White text reads best on it, at 10.20:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #4B376B |
| RGB | rgb(75, 55, 107) |
| HSL | hsl(263, 32%, 32%) |
| OKLCH | oklch(38.4% 0.088 300) |
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 #4B376B | 10.20:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #4B376B | 2.05:1 | Fails | Lc 10.4 | Not readable |
| #4B376B text on white | 10.20:1 | AAA | Lc 93.6 | Preferred for body text |
| #4B376B text on black | 2.05:1 | Fails | Lc -9.0 | 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 900.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F5
oklch(93.5% 0.019 299.1)
-
Step 200
200
#DCD4EE
oklch(88.4% 0.036 299.7)
-
Step 300
300
#C7B8E6
oklch(81% 0.066 299.8)
-
Step 400
400
#AB91D9
oklch(70.7% 0.106 300.3)
-
Step 500
500
#9774CE
oklch(63% 0.135 300.5)
-
Step 600
600
#825BBB
oklch(55.6% 0.147 300.4)
-
Step 700
700
#6E4BA1
oklch(49.2% 0.135 300.3)
-
Step 800
800
#593E83
oklch(42.8% 0.113 299.7)
-
Step 900
900 (this color)
#4B376B
oklch(38.4% 0.088 300)
-
Step 950
950
#2B1F3D
oklch(26.9% 0.056 301.2)
#4B376B 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) | #28416D | 0.057 |
| Deuteranopia (no green cones) | #2C416A | 0.054 |
| Tritanopia (no blue cones) | #45404C | 0.067 |
| Achromatopsia (no color) | #414141 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B376B
#4B376B
oklch(38.4% 0.088 300)
- #3E4A05
#3E4A05
oklch(38.5% 0.088 119.9)
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 #4B376B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.054
- Blueberry #464196 ΔE 0.073
- Dark Grey Blue #29465B ΔE 0.076
- Twilight Blue #0A437A ΔE 0.081
- Prussian Blue #1D3557 ΔE 0.082
- Twilight #4E518B ΔE 0.082
- Dusk #4E5481 ΔE 0.084
- Grape Purple #5D1451 ΔE 0.086
Use #4B376B 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.