#4F3F73
Closest named color: Dark Slate Blue (#483D8B). oklch(40.9% 0.086 296.6), rgb(79, 63, 115).
Aa
White text reads best on this color (9.16:1).
About this color
#4F3F73 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.086 and its hue 297°. 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 9.16:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.086) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.29:1 |
| White text | 9.16:1 |
Values
| HEX | #4F3F73 |
| RGB | rgb(79, 63, 115) |
| HSL | hsl(258, 29%, 35%) |
| OKLCH | oklch(40.9% 0.086 296.6) |
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 #4F3F73 | 9.16:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #4F3F73 | 2.29:1 | Fails | Lc 13.0 | Not readable |
| #4F3F73 text on white | 9.16:1 | AAA | Lc 91.0 | Preferred for body text |
| #4F3F73 text on black | 2.29:1 | Fails | Lc -11.3 | 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 800.
-
Step 50
50
#F6F5FA
oklch(97.2% 0.007 295.5)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#DAD6EA
oklch(88.5% 0.028 295)
-
Step 300
300
#C3BADE
oklch(80.8% 0.051 296.7)
-
Step 400
400
#A596CD
oklch(70.6% 0.081 296.8)
-
Step 500
500
#907CC1
oklch(63.2% 0.104 296.7)
-
Step 600
600
#7A64AD
oklch(55.6% 0.112 296.4)
-
Step 700
700
#675394
oklch(49.1% 0.103 296.6)
-
Step 800
800 (this color)
#4F3F73
oklch(40.9% 0.086 296.6)
-
Step 900
900
#453A61
oklch(37.8% 0.066 296)
-
Step 950
950
#282239
oklch(27% 0.043 295.4)
#4F3F73 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) | #304875 | 0.050 |
| Deuteranopia (no green cones) | #324772 | 0.048 |
| Tritanopia (no blue cones) | #474853 | 0.069 |
| Achromatopsia (no color) | #484848 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F3F73
#4F3F73
oklch(40.9% 0.086 296.6)
- #47500D
#47500D
oklch(41% 0.087 117.3)
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 #4F3F73, 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
- Twilight #4E518B ΔE 0.058
- Blueberry #464196 ΔE 0.059
- Dusk #4E5481 ΔE 0.060
- Dusty Grape #545775 ΔE 0.071
- Dark Grey Blue #29465B ΔE 0.076
- Cobalt #1E488F ΔE 0.077
- Dusk Blue #26538D ΔE 0.078
Use #4F3F73 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.