#4F496B
Closest named color: Dusk (#4E5481). oklch(42.6% 0.056 291.9), rgb(79, 73, 107).
Aa
White text reads best on this color (8.40:1).
About this color
#4F496B is a dark, muted purple. In OKLCH its lightness is 43%, its chroma 0.056 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.042 away. White text reads best on it, at 8.40:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.49:1 |
| White text | 8.40:1 |
Values
| HEX | #4F496B |
| RGB | rgb(79, 73, 107) |
| HSL | hsl(251, 19%, 35%) |
| OKLCH | oklch(42.6% 0.056 291.9) |
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 #4F496B | 8.40:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #4F496B | 2.49:1 | Fails | Lc 15.0 | Dividers and decoration only |
| #4F496B text on white | 8.40:1 | AAA | Lc 89.0 | Fine for body text |
| #4F496B text on black | 2.49:1 | Fails | Lc -13.2 | 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
#EAE9F0
oklch(93.7% 0.009 292.8)
-
Step 200
200
#D9D7E4
oklch(88.5% 0.018 293.1)
-
Step 300
300
#C0BDD5
oklch(80.8% 0.034 291.4)
-
Step 400
400
#A19BBF
oklch(70.7% 0.052 292.6)
-
Step 500
500
#8A82AF
oklch(63% 0.067 292.5)
-
Step 600
600
#746C9B
oklch(55.7% 0.072 291.7)
-
Step 700
700
#615A84
oklch(49.1% 0.067 291.4)
-
Step 800
800 (this color)
#4F496B
oklch(42.6% 0.056 291.9)
-
Step 900
900
#423D57
oklch(37.6% 0.044 293)
-
Step 950
950
#272433
oklch(27% 0.028 293.6)
#4F496B 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) | #404E6C | 0.026 |
| Deuteranopia (no green cones) | #414D6A | 0.024 |
| Tritanopia (no blue cones) | #494F55 | 0.048 |
| Achromatopsia (no color) | #4D4D4D | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F496B
#4F496B
oklch(42.6% 0.056 291.9)
- #4F522D
#4F522D
oklch(42.6% 0.056 112.5)
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 #4F496B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.042
- Dusty Grape #545775 ΔE 0.043
- YInMn Blue #415A77 ΔE 0.051
- Twilight #4E518B ΔE 0.053
- Dark Grey Blue #29465B ΔE 0.064
- Light Navy Blue #2E5A88 ΔE 0.068
- Dark Slate Blue #483D8B ΔE 0.070
- Dusk Blue #26538D ΔE 0.072
Use #4F496B 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.