#4C3480
Closest named color: Dark Slate Blue (#483D8B). oklch(39.4% 0.123 294.6), rgb(76, 52, 128).
Aa
White text reads best on this color (9.95:1).
About this color
#4C3480 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.123 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.028 away. White text reads best on it, at 9.95:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.11:1 |
| White text | 9.95:1 |
Values
| HEX | #4C3480 |
| RGB | rgb(76, 52, 128) |
| HSL | hsl(259, 42%, 35%) |
| OKLCH | oklch(39.4% 0.123 294.6) |
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 #4C3480 | 9.95:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #4C3480 | 2.11:1 | Fails | Lc 11.1 | Not readable |
| #4C3480 text on white | 9.95:1 | AAA | Lc 92.8 | Preferred for body text |
| #4C3480 text on black | 2.11:1 | Fails | Lc -9.7 | 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
#EBE7FA
oklch(93.7% 0.026 295.5)
-
Step 200
200
#DBD3F8
oklch(88.5% 0.051 295.2)
-
Step 300
300
#C4B5F7
oklch(80.9% 0.093 294.7)
-
Step 400
400
#A78CF2
oklch(70.6% 0.147 294.5)
-
Step 500
500
#946BEE
oklch(63.1% 0.19 294.8)
-
Step 600
600
#7F4EDC
oklch(55.5% 0.206 294.6)
-
Step 700
700
#6C3EBF
oklch(49.1% 0.191 294.7)
-
Step 800
800
#58349A
oklch(42.7% 0.158 295.1)
-
Step 900
900 (this color)
#4C3480
oklch(39.4% 0.123 294.6)
-
Step 950
950
#2A1C48
oklch(26.9% 0.079 295.3)
#4C3480 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) | #0A4383 | 0.082 |
| Deuteranopia (no green cones) | #14417E | 0.077 |
| Tritanopia (no blue cones) | #3F4454 | 0.098 |
| Achromatopsia (no color) | #434343 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C3480
#4C3480
oklch(39.4% 0.123 294.6)
- #454B00
#454B00
oklch(39.4% 0.089 114.9)
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 #4C3480, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.028
- Blueberry #464196 ΔE 0.047
- Rebecca Purple #663399 ΔE 0.063
- Cobalt #1E488F ΔE 0.077
- Twilight #4E518B ΔE 0.077
- Indigo #4B0082 ΔE 0.081
- Twilight Blue #0A437A ΔE 0.085
- Dusk #4E5481 ΔE 0.088
Use #4C3480 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.