#4F4759
Closest named color: Charcoal Grey (#3C4142). oklch(41.3% 0.031 305.2), rgb(79, 71, 89).
Aa
White text reads best on this color (8.83:1).
About this color
#4F4759 is a dark, muted purple. In OKLCH its lightness is 41%, its chroma 0.031 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.053 away. White text reads best on it, at 8.83:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.37:1 |
| White text | 8.83:1 |
Values
| HEX | #4F4759 |
| RGB | rgb(79, 71, 89) |
| HSL | hsl(267, 11%, 31%) |
| OKLCH | oklch(41.3% 0.031 305.2) |
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 #4F4759 | 8.83:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #4F4759 | 2.37:1 | Fails | Lc 13.8 | Not readable |
| #4F4759 text on white | 8.83:1 | AAA | Lc 90.2 | Preferred for body text |
| #4F4759 text on black | 2.37:1 | Fails | Lc -12.1 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#DAD7DF
oklch(88.4% 0.011 303.1)
-
Step 300
300
#C3BECA
oklch(80.9% 0.017 304.7)
-
Step 400
400
#A59CB0
oklch(70.7% 0.03 305.9)
-
Step 500
500
#8F849C
oklch(63.1% 0.038 306)
-
Step 600
600
#796E87
oklch(55.7% 0.04 305.1)
-
Step 700
700
#665C72
oklch(49.2% 0.037 305.7)
-
Step 800
800 (this color)
#4F4759
oklch(41.3% 0.031 305.2)
-
Step 900
900
#453E4C
oklch(37.6% 0.025 307.7)
-
Step 950
950
#28252D
oklch(27.1% 0.015 302.4)
#4F4759 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) | #444A5A | 0.019 |
| Deuteranopia (no green cones) | #454A58 | 0.018 |
| Tritanopia (no blue cones) | #4E494D | 0.023 |
| Achromatopsia (no color) | #4A4A4A | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F4759
#4F4759
oklch(41.3% 0.031 305.2)
- #474E3C
#474E3C
oklch(41.2% 0.03 125)
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 #4F4759, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.053
- Dark Grey Blue #29465B ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.057
- Dusty Grape #545775 ΔE 0.059
- Purple Brown #673A3F ΔE 0.060
- Charcoal #264653 ΔE 0.061
- YInMn Blue #415A77 ΔE 0.065
- Dusk #4E5481 ΔE 0.068
Use #4F4759 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.