#4F4070
Closest named color: Dark Slate Blue (#483D8B). oklch(40.9% 0.08 297.1), rgb(79, 64, 112).
Aa
White text reads best on this color (9.13:1).
About this color
#4F4070 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.080 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 0.049 away. White text reads best on it, at 9.13:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.29:1 |
| White text | 9.13:1 |
Values
| HEX | #4F4070 |
| RGB | rgb(79, 64, 112) |
| HSL | hsl(259, 27%, 35%) |
| OKLCH | oklch(40.9% 0.08 297.1) |
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 #4F4070 | 9.13:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #4F4070 | 2.29:1 | Fails | Lc 13.0 | Not readable |
| #4F4070 text on white | 9.13:1 | AAA | Lc 90.9 | Preferred for body text |
| #4F4070 text on black | 2.29:1 | Fails | Lc -11.4 | 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
#F6F5F9
oklch(97.2% 0.005 297.7)
-
Step 100
100
#EAE8F2
oklch(93.5% 0.014 295.3)
-
Step 200
200
#DAD6E9
oklch(88.5% 0.026 295.5)
-
Step 300
300
#C3BBDC
oklch(80.9% 0.047 296.4)
-
Step 400
400
#A597CA
oklch(70.7% 0.075 297)
-
Step 500
500
#907DBC
oklch(63.1% 0.095 297.5)
-
Step 600
600
#7A65A8
oklch(55.5% 0.104 297.3)
-
Step 700
700
#675491
oklch(49.2% 0.097 297)
-
Step 800
800 (this color)
#4F4070
oklch(40.9% 0.08 297.1)
-
Step 900
900
#453A5F
oklch(37.7% 0.063 296.9)
-
Step 950
950
#282237
oklch(26.9% 0.039 296.8)
#4F4070 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) | #334872 | 0.046 |
| Deuteranopia (no green cones) | #35486F | 0.044 |
| Tritanopia (no blue cones) | #484852 | 0.064 |
| Achromatopsia (no color) | #484848 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F4070
#4F4070
oklch(40.9% 0.08 297.1)
- #474F16
#474F16
oklch(40.8% 0.079 116.9)
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 #4F4070, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.049
- Dusk #4E5481 ΔE 0.058
- Twilight #4E518B ΔE 0.058
- Blueberry #464196 ΔE 0.065
- Dusty Grape #545775 ΔE 0.068
- Dark Grey Blue #29465B ΔE 0.072
- YInMn Blue #415A77 ΔE 0.076
- Dusk Blue #26538D ΔE 0.078
Use #4F4070 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.