#4F396E
Closest named color: Dark Slate Blue (#483D8B). oklch(39.4% 0.09 301.6), rgb(79, 57, 110).
Aa
White text reads best on this color (9.79:1).
About this color
#4F396E is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.090 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.050 away. White text reads best on it, at 9.79:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.14:1 |
| White text | 9.79:1 |
Values
| HEX | #4F396E |
| RGB | rgb(79, 57, 110) |
| HSL | hsl(265, 32%, 33%) |
| OKLCH | oklch(39.4% 0.09 301.6) |
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 #4F396E | 9.79:1 | AAA | Lc -96.8 | Preferred for body text |
| Black text on #4F396E | 2.14:1 | Fails | Lc 11.4 | Not readable |
| #4F396E text on white | 9.79:1 | AAA | Lc 92.6 | Preferred for body text |
| #4F396E text on black | 2.14:1 | Fails | Lc -9.9 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DDD4EE
oklch(88.5% 0.037 301.4)
-
Step 300
300
#C8B7E6
oklch(80.9% 0.068 301.4)
-
Step 400
400
#AD90D9
oklch(70.7% 0.108 302)
-
Step 500
500
#9973CE
oklch(63.1% 0.137 301.9)
-
Step 600
600
#845ABB
oklch(55.6% 0.149 301.7)
-
Step 700
700
#7049A1
oklch(49.1% 0.139 302)
-
Step 800
800
#5B3D83
oklch(42.8% 0.115 301.5)
-
Step 900
900 (this color)
#4F396E
oklch(39.4% 0.09 301.6)
-
Step 950
950
#2B1F3D
oklch(26.9% 0.056 301.2)
#4F396E 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) | #2A4370 | 0.060 |
| Deuteranopia (no green cones) | #2F436D | 0.056 |
| Tritanopia (no blue cones) | #49424E | 0.068 |
| Achromatopsia (no color) | #444444 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F396E
#4F396E
oklch(39.4% 0.09 301.6)
- #3F4D08
#3F4D08
oklch(39.4% 0.09 121.3)
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 #4F396E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.050
- Blueberry #464196 ΔE 0.068
- Twilight #4E518B ΔE 0.074
- Dusk #4E5481 ΔE 0.077
- Dark Grey Blue #29465B ΔE 0.079
- Rebecca Purple #663399 ΔE 0.084
- Twilight Blue #0A437A ΔE 0.085
- Cobalt #1E488F ΔE 0.086
Use #4F396E 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.