#4C2F72
Closest named color: Dark Slate Blue (#483D8B). oklch(37.5% 0.112 301.1), rgb(76, 47, 114).
Aa
White text reads best on this color (10.73:1).
About this color
#4C2F72 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.112 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.052 away. White text reads best on it, at 10.73:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.95:1 |
| White text | 10.73:1 |
Values
| HEX | #4C2F72 |
| RGB | rgb(76, 47, 114) |
| HSL | hsl(266, 42%, 32%) |
| OKLCH | oklch(37.5% 0.112 301.1) |
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 #4C2F72 | 10.73:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #4C2F72 | 1.95:1 | Fails | Lc 9.3 | Not readable |
| #4C2F72 text on white | 10.73:1 | AAA | Lc 94.6 | Preferred for body text |
| #4C2F72 text on black | 1.95:1 | Fails | Lc -8.0 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#ECE6F8
oklch(93.5% 0.025 301.1)
-
Step 200
200
#DED3F4
oklch(88.6% 0.046 300.7)
-
Step 300
300
#CAB4EF
oklch(80.9% 0.085 301.6)
-
Step 400
400
#AF8BE7
oklch(70.6% 0.135 301)
-
Step 500
500
#9C6BDF
oklch(63% 0.172 301.1)
-
Step 600
600
#8850CD
oklch(55.6% 0.187 301.2)
-
Step 700
700
#7340B1
oklch(49.1% 0.173 301)
-
Step 800
800
#5E3590
oklch(42.7% 0.145 301.2)
-
Step 900
900 (this color)
#4C2F72
oklch(37.5% 0.112 301.1)
-
Step 950
950
#2D1D43
oklch(27.1% 0.07 301.3)
#4C2F72 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) | #133D74 | 0.083 |
| Deuteranopia (no green cones) | #1E3D70 | 0.076 |
| Tritanopia (no blue cones) | #443C4B | 0.085 |
| Achromatopsia (no color) | #3E3E3E | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C2F72
#4C2F72
oklch(37.5% 0.112 301.1)
- #3A4800
#3A4800
oklch(37.6% 0.091 121.4)
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 #4C2F72, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.052
- Blueberry #464196 ΔE 0.071
- Indigo #4B0082 ΔE 0.076
- Royal Purple #4B006E ΔE 0.077
- Grape Purple #5D1451 ΔE 0.080
- Rebecca Purple #663399 ΔE 0.081
- Twilight Blue #0A437A ΔE 0.091
- Prussian Blue #1D3557 ΔE 0.092
Use #4C2F72 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.