#4F2F7E
Closest named color: Dark Slate Blue (#483D8B). oklch(38.7% 0.129 298.9), rgb(79, 47, 126).
Aa
White text reads best on this color (10.29:1).
About this color
#4F2F7E is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.129 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.040 away. White text reads best on it, at 10.29:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.04:1 |
| White text | 10.29:1 |
Values
| HEX | #4F2F7E |
| RGB | rgb(79, 47, 126) |
| HSL | hsl(264, 46%, 34%) |
| OKLCH | oklch(38.7% 0.129 298.9) |
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 #4F2F7E | 10.29:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #4F2F7E | 2.04:1 | Fails | Lc 10.4 | Not readable |
| #4F2F7E text on white | 10.29:1 | AAA | Lc 93.5 | Preferred for body text |
| #4F2F7E text on black | 2.04:1 | Fails | Lc -9.0 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#ECE6FA
oklch(93.6% 0.027 299.5)
-
Step 200
200
#DDD2F8
oklch(88.5% 0.053 298.5)
-
Step 300
300
#C9B3F7
oklch(80.9% 0.097 299.1)
-
Step 400
400
#AE88F3
oklch(70.6% 0.155 298.7)
-
Step 500
500
#9C66EE
oklch(63.1% 0.198 298.9)
-
Step 600
600
#8848DC
oklch(55.6% 0.214 299.1)
-
Step 700
700
#7338BF
oklch(49.1% 0.199 298.8)
-
Step 800
800
#5E309A
oklch(42.8% 0.164 299.2)
-
Step 900
900 (this color)
#4F2F7E
oklch(38.7% 0.129 298.9)
-
Step 950
950
#2C1B48
oklch(27% 0.081 298.2)
#4F2F7E 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) | #004081 | 0.095 |
| Deuteranopia (no green cones) | #11407C | 0.089 |
| Tritanopia (no blue cones) | #454052 | 0.098 |
| Achromatopsia (no color) | #404040 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F2F7E
#4F2F7E
oklch(38.7% 0.129 298.9)
- #3F4A00
#3F4A00
oklch(38.6% 0.091 119)
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 #4F2F7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.040
- Blueberry #464196 ΔE 0.057
- Rebecca Purple #663399 ΔE 0.063
- Indigo #4B0082 ΔE 0.070
- Royal Purple #4B006E ΔE 0.080
- Imperial Purple #480CA8 ΔE 0.086
- Twilight #4E518B ΔE 0.088
- Cobalt #1E488F ΔE 0.089
Use #4F2F7E 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.