#4F506D
Closest named color: Dusty Grape (#545775). oklch(44.2% 0.047 282.7), rgb(79, 80, 109).
Aa
White text reads best on this color (7.77:1).
About this color
#4F506D is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.047 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.024 away. White text reads best on it, at 7.77:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.70:1 |
| White text | 7.77:1 |
Values
| HEX | #4F506D |
| RGB | rgb(79, 80, 109) |
| HSL | hsl(238, 16%, 37%) |
| OKLCH | oklch(44.2% 0.047 282.7) |
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 #4F506D | 7.77:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #4F506D | 2.70:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #4F506D text on white | 7.77:1 | AAA | Lc 87.0 | Fine for body text |
| #4F506D text on black | 2.70:1 | Fails | Lc -15.1 | Dividers and decoration only |
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
#E9E9EF
oklch(93.6% 0.008 286.2)
-
Step 200
200
#D7D8E3
oklch(88.5% 0.015 281.9)
-
Step 300
300
#BDBFD3
oklch(80.9% 0.028 281.2)
-
Step 400
400
#9C9EBC
oklch(70.8% 0.044 282.2)
-
Step 500
500
#8486AB
oklch(63.2% 0.055 282.3)
-
Step 600
600
#6E6F97
oklch(55.6% 0.062 283.1)
-
Step 700
700
#5C5D81
oklch(49.2% 0.057 282.8)
-
Step 800
800 (this color)
#4F506D
oklch(44.2% 0.047 282.7)
-
Step 900
900
#3E3F55
oklch(37.6% 0.038 282.4)
-
Step 950
950
#252532
oklch(27% 0.024 284.7)
#4F506D 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) | #48536E | 0.013 |
| Deuteranopia (no green cones) | #47516C | 0.013 |
| Tritanopia (no blue cones) | #48555A | 0.041 |
| Achromatopsia (no color) | #525252 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F506D
#4F506D
oklch(44.2% 0.047 282.7)
- #585435
#585435
oklch(44.1% 0.047 101.8)
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 #4F506D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.024
- Dusk #4E5481 ΔE 0.032
- YInMn Blue #415A77 ΔE 0.033
- Twilight #4E518B ΔE 0.049
- Light Navy Blue #2E5A88 ΔE 0.058
- Slate #516572 ΔE 0.063
- Denim Blue #3B5B92 ΔE 0.064
- Denim #3B638C ΔE 0.067
Use #4F506D 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.