#4F536C
Closest named color: Dusty Grape (#545775). oklch(44.9% 0.041 277.5), rgb(79, 83, 108).
Aa
White text reads best on this color (7.53:1).
About this color
#4F536C is a dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.041 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.019 away. White text reads best on it, at 7.53:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.78:1 |
| White text | 7.53:1 |
Values
| HEX | #4F536C |
| RGB | rgb(79, 83, 108) |
| HSL | hsl(232, 16%, 37%) |
| OKLCH | oklch(44.9% 0.041 277.5) |
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 #4F536C | 7.53:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #4F536C | 2.78:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #4F536C text on white | 7.53:1 | AAA | Lc 86.2 | Fine for body text |
| #4F536C text on black | 2.78:1 | Fails | Lc -15.9 | 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
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D7D8E2
oklch(88.4% 0.014 281.5)
-
Step 300
300
#BCBFD1
oklch(80.8% 0.025 278.3)
-
Step 400
400
#9A9FB9
oklch(70.7% 0.038 276.8)
-
Step 500
500
#8287A8
oklch(63.1% 0.05 278.1)
-
Step 600
600
#6B7193
oklch(55.7% 0.053 276.7)
-
Step 700
700
#595E7D
oklch(49% 0.05 277.3)
-
Step 800
800 (this color)
#4F536C
oklch(44.9% 0.041 277.5)
-
Step 900
900
#3D4053
oklch(37.7% 0.033 277.7)
-
Step 950
950
#242630
oklch(27.1% 0.019 276.2)
#4F536C 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) | #4C556D | 0.007 |
| Deuteranopia (no green cones) | #4A536B | 0.008 |
| Tritanopia (no blue cones) | #48585B | 0.038 |
| Achromatopsia (no color) | #545454 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F536C
#4F536C
oklch(44.9% 0.041 277.5)
- #5B553B
#5B553B
oklch(44.8% 0.04 96.7)
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 #4F536C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.019
- YInMn Blue #415A77 ΔE 0.028
- Dusk #4E5481 ΔE 0.034
- Twilight #4E518B ΔE 0.054
- Slate #516572 ΔE 0.054
- Light Navy Blue #2E5A88 ΔE 0.057
- Denim #3B638C ΔE 0.062
- Denim Blue #3B5B92 ΔE 0.064
Use #4F536C 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.