#4F456B
Closest named color: Dusk (#4E5481). oklch(41.7% 0.063 295.6), rgb(79, 69, 107).
Aa
White text reads best on this color (8.76:1).
About this color
#4F456B is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.063 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.050 away. White text reads best on it, at 8.76:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.39:1 |
| White text | 8.76:1 |
Values
| HEX | #4F456B |
| RGB | rgb(79, 69, 107) |
| HSL | hsl(256, 22%, 35%) |
| OKLCH | oklch(41.7% 0.063 295.6) |
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 #4F456B | 8.76:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #4F456B | 2.39:1 | Fails | Lc 14.0 | Not readable |
| #4F456B text on white | 8.76:1 | AAA | Lc 90.0 | Fine for body text |
| #4F456B text on black | 2.39:1 | Fails | Lc -12.3 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#EAE8F0
oklch(93.5% 0.011 297.6)
-
Step 200
200
#DAD7E6
oklch(88.6% 0.021 295.1)
-
Step 300
300
#C2BCD6
oklch(80.8% 0.037 296.1)
-
Step 400
400
#A39AC2
oklch(70.8% 0.058 295.2)
-
Step 500
500
#8D80B3
oklch(63.1% 0.077 295.8)
-
Step 600
600
#77699E
oklch(55.5% 0.082 295.7)
-
Step 700
700
#645887
oklch(49.2% 0.075 295.2)
-
Step 800
800 (this color)
#4F456B
oklch(41.7% 0.063 295.6)
-
Step 900
900
#443C59
oklch(37.7% 0.05 296.6)
-
Step 950
950
#282334
oklch(26.9% 0.032 297.7)
#4F456B 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) | #3B4B6D | 0.033 |
| Deuteranopia (no green cones) | #3D4A6A | 0.031 |
| Tritanopia (no blue cones) | #494B53 | 0.051 |
| Achromatopsia (no color) | #4B4B4B | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F456B
#4F456B
oklch(41.7% 0.063 295.6)
- #4B5026
#4B5026
oklch(41.6% 0.063 114.8)
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 #4F456B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.050
- Dusty Grape #545775 ΔE 0.054
- Twilight #4E518B ΔE 0.057
- YInMn Blue #415A77 ΔE 0.062
- Dark Slate Blue #483D8B ΔE 0.063
- Dark Grey Blue #29465B ΔE 0.064
- Light Navy Blue #2E5A88 ΔE 0.075
- Charcoal #264653 ΔE 0.076
Use #4F456B 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.