#4F3595
Closest named color: Dark Slate Blue (#483D8B). oklch(41.5% 0.15 290.9), rgb(79, 53, 149).
Aa
White text reads best on this color (9.22:1).
About this color
#4F3595 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.150 and its hue 291°. 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 9.22:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #4F3595 |
| RGB | rgb(79, 53, 149) |
| HSL | hsl(256, 48%, 40%) |
| OKLCH | oklch(41.5% 0.15 290.9) |
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 #4F3595 | 9.22:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #4F3595 | 2.27:1 | Fails | Lc 13.1 | Not readable |
| #4F3595 text on white | 9.22:1 | AAA | Lc 90.8 | Preferred for body text |
| #4F3595 text on black | 2.27:1 | Fails | Lc -11.5 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FA
oklch(93.5% 0.026 290.7)
-
Step 200
200
#D8D4F8
oklch(88.4% 0.049 290.4)
-
Step 300
300
#C0B7F6
oklch(80.9% 0.088 290.8)
-
Step 400
400
#A18FF1
oklch(70.6% 0.141 290.8)
-
Step 500
500
#8C70EC
oklch(63.1% 0.18 290.7)
-
Step 600
600
#7854DA
oklch(55.6% 0.195 291.1)
-
Step 700
700
#6544BD
oklch(49.1% 0.181 290.8)
-
Step 800
800 (this color)
#4F3595
oklch(41.5% 0.15 290.9)
-
Step 900
900
#43327A
oklch(37.6% 0.118 290.5)
-
Step 950
950
#271E47
oklch(26.9% 0.074 290.7)
#4F3595 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) | #004998 | 0.087 |
| Deuteranopia (no green cones) | #004593 | 0.087 |
| Tritanopia (no blue cones) | #3A4C60 | 0.121 |
| Achromatopsia (no color) | #474747 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F3595
#4F3595
oklch(41.5% 0.15 290.9)
- #4E5000
#4E5000
oklch(41.6% 0.092 111.4)
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 #4F3595, 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 0.030
- Rebecca Purple #663399 ΔE 0.044
- Chrysanthemum #560BAD ΔE 0.067
- Imperial Purple #480CA8 ΔE 0.069
- Sapphire #2138AB ΔE 0.075
- Twilight #4E518B ΔE 0.076
- Cobalt #1E488F ΔE 0.076
Use #4F3595 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.