#4B2C80
Closest named color: Dark Slate Blue (#483D8B). oklch(37.9% 0.135 296.4), rgb(75, 44, 128).
Aa
White text reads best on this color (10.65:1).
About this color
#4B2C80 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.135 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.043 away. White text reads best on it, at 10.65:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.65:1 |
Values
| HEX | #4B2C80 |
| RGB | rgb(75, 44, 128) |
| HSL | hsl(262, 49%, 34%) |
| OKLCH | oklch(37.9% 0.135 296.4) |
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 #4B2C80 | 10.65:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #4B2C80 | 1.97:1 | Fails | Lc 9.7 | Not readable |
| #4B2C80 text on white | 10.65:1 | AAA | Lc 94.3 | Preferred for body text |
| #4B2C80 text on black | 1.97:1 | Fails | Lc -8.3 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FC
oklch(93.5% 0.03 296.2)
-
Step 200
200
#DCD2FB
oklch(88.5% 0.057 296.4)
-
Step 300
300
#C6B3FB
oklch(80.8% 0.102 296.2)
-
Step 400
400
#AB88F9
oklch(70.7% 0.163 296.3)
-
Step 500
500
#9865F5
oklch(63% 0.207 296.3)
-
Step 600
600
#8446E4
oklch(55.6% 0.225 296.2)
-
Step 700
700
#7035C6
oklch(49% 0.21 296.3)
-
Step 800
800
#5B2EA0
oklch(42.6% 0.173 296.3)
-
Step 900
900 (this color)
#4B2C80
oklch(37.9% 0.135 296.4)
-
Step 950
950
#2B1A4B
oklch(26.9% 0.087 296)
#4B2C80 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) | #003F83 | 0.091 |
| Deuteranopia (no green cones) | #003D7E | 0.092 |
| Tritanopia (no blue cones) | #3E3F52 | 0.104 |
| Achromatopsia (no color) | #3E3E3E | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B2C80
#4B2C80
oklch(37.9% 0.135 296.4)
- #404700
#404700
oklch(37.8% 0.086 116)
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 #4B2C80, 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
- Blueberry #464196 ΔE 0.060
- Indigo #4B0082 ΔE 0.062
- Rebecca Purple #663399 ΔE 0.068
- Royal Purple #4B006E ΔE 0.074
- Imperial Purple #480CA8 ΔE 0.078
- Chrysanthemum #560BAD ΔE 0.083
- Cobalt #1E488F ΔE 0.089
Use #4B2C80 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.