#4F2B73
Closest named color: Dark Slate Blue (#483D8B). oklch(37.3% 0.121 304.2), rgb(79, 43, 115).
Aa
White text reads best on this color (10.90:1).
About this color
#4F2B73 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.121 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.057 away. White text reads best on it, at 10.90:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.92:1 |
| White text | 10.90:1 |
Values
| HEX | #4F2B73 |
| RGB | rgb(79, 43, 115) |
| HSL | hsl(270, 46%, 31%) |
| OKLCH | oklch(37.3% 0.121 304.2) |
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 #4F2B73 | 10.90:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #4F2B73 | 1.92:1 | Fails | Lc 9.0 | Not readable |
| #4F2B73 text on white | 10.90:1 | AAA | Lc 94.9 | Preferred for body text |
| #4F2B73 text on black | 1.92:1 | Fails | Lc -7.7 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F9
oklch(93.6% 0.026 302.6)
-
Step 200
200
#E0D1F5
oklch(88.4% 0.051 304.2)
-
Step 300
300
#CDB2F1
oklch(80.8% 0.092 304)
-
Step 400
400
#B588E9
oklch(70.8% 0.144 304.3)
-
Step 500
500
#A366E2
oklch(63.1% 0.185 304.3)
-
Step 600
600
#8E49D0
oklch(55.6% 0.201 304)
-
Step 700
700
#7939B4
oklch(49.1% 0.187 304.1)
-
Step 800
800
#623092
oklch(42.6% 0.155 303.9)
-
Step 900
900 (this color)
#4F2B73
oklch(37.3% 0.121 304.2)
-
Step 950
950
#2F1B44
oklch(27.1% 0.076 304.3)
#4F2B73 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) | #073C75 | 0.098 |
| Deuteranopia (no green cones) | #1A3D71 | 0.088 |
| Tritanopia (no blue cones) | #483A4A | 0.090 |
| Achromatopsia (no color) | #3D3D3D | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F2B73
#4F2B73
oklch(37.3% 0.121 304.2)
- #364800
#364800
oklch(37.2% 0.093 124.3)
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 #4F2B73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.057
- Indigo #4B0082 ΔE 0.068
- Royal Purple #4B006E ΔE 0.069
- Grape Purple #5D1451 ΔE 0.074
- Blueberry #464196 ΔE 0.076
- Rebecca Purple #663399 ΔE 0.078
- Plum Purple #4E0550 ΔE 0.087
- Rich Purple #720058 ΔE 0.097
Use #4F2B73 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.