#4F366A
Closest named color: Dark Slate Blue (#483D8B). oklch(38.6% 0.09 304.7), rgb(79, 54, 106).
Aa
White text reads best on this color (10.15:1).
About this color
#4F366A is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.090 and its hue 305°. 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 10.15:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.06:1 |
| White text | 10.15:1 |
Values
| HEX | #4F366A |
| RGB | rgb(79, 54, 106) |
| HSL | hsl(269, 33%, 31%) |
| OKLCH | oklch(38.6% 0.09 304.7) |
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 #4F366A | 10.15:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #4F366A | 2.06:1 | Fails | Lc 10.5 | Not readable |
| #4F366A text on white | 10.15:1 | AAA | Lc 93.4 | Preferred for body text |
| #4F366A text on black | 2.06:1 | Fails | Lc -9.1 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DED3EE
oklch(88.4% 0.038 304)
-
Step 300
300
#CAB6E4
oklch(80.8% 0.067 304.7)
-
Step 400
400
#B08FD7
oklch(70.7% 0.108 304.8)
-
Step 500
500
#9D72CC
oklch(63.2% 0.138 304.8)
-
Step 600
600
#8858B8
oklch(55.5% 0.15 305.1)
-
Step 700
700
#73489F
oklch(49.1% 0.139 304.6)
-
Step 800
800
#5E3C81
oklch(42.8% 0.115 304.8)
-
Step 900
900 (this color)
#4F366A
oklch(38.6% 0.09 304.7)
-
Step 950
950
#2D1F3D
oklch(27.1% 0.057 304.4)
#4F366A 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) | #28416C | 0.065 |
| Deuteranopia (no green cones) | #2E4169 | 0.059 |
| Tritanopia (no blue cones) | #4B3F4B | 0.066 |
| Achromatopsia (no color) | #414141 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F366A
#4F366A
oklch(38.6% 0.09 304.7)
- #394C0A
#394C0A
oklch(38.7% 0.09 125.1)
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 #4F366A, 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
- Blueberry #464196 ΔE 0.076
- Dark Grey Blue #29465B ΔE 0.081
- Grape Purple #5D1451 ΔE 0.081
- Twilight #4E518B ΔE 0.084
- Dusk #4E5481 ΔE 0.086
- Prussian Blue #1D3557 ΔE 0.088
- Twilight Blue #0A437A ΔE 0.089
Use #4F366A 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.