#4F4555
Closest named color: Charcoal Grey (#3C4142). oklch(40.7% 0.029 312.8), rgb(79, 69, 85).
Aa
White text reads best on this color (9.07:1).
About this color
#4F4555 is a dark close to neutral grey. In OKLCH its lightness is 41%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.047 away. White text reads best on it, at 9.07:1.
| Hue family | Neutrals |
| Lightness | dark (41%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.31:1 |
| White text | 9.07:1 |
Values
| HEX | #4F4555 |
| RGB | rgb(79, 69, 85) |
| HSL | hsl(278, 10%, 30%) |
| OKLCH | oklch(40.7% 0.029 312.8) |
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 #4F4555 | 9.07:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #4F4555 | 2.31:1 | Fails | Lc 13.1 | Not readable |
| #4F4555 text on white | 9.07:1 | AAA | Lc 90.9 | Preferred for body text |
| #4F4555 text on black | 2.31:1 | Fails | Lc -11.5 | 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
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EBE9EC
oklch(93.6% 0.005 314.8)
-
Step 200
200
#DBD7DE
oklch(88.4% 0.01 311.2)
-
Step 300
300
#C4BEC9
oklch(81% 0.017 310.1)
-
Step 400
400
#A79CAD
oklch(70.8% 0.027 313.9)
-
Step 500
500
#918499
oklch(63.2% 0.034 312.7)
-
Step 600
600
#7B6D84
oklch(55.6% 0.039 312.2)
-
Step 700
700
#685B6F
oklch(49.1% 0.035 313.8)
-
Step 800
800 (this color)
#4F4555
oklch(40.7% 0.029 312.8)
-
Step 900
900
#463E4A
oklch(37.7% 0.023 314.5)
-
Step 950
950
#29242C
oklch(26.9% 0.016 312.9)
#4F4555 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) | #434856 | 0.021 |
| Deuteranopia (no green cones) | #454954 | 0.020 |
| Tritanopia (no blue cones) | #4F474A | 0.022 |
| Achromatopsia (no color) | #494949 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F4555
#4F4555
oklch(40.7% 0.029 312.8)
- #434D3D
#434D3D
oklch(40.6% 0.029 133.8)
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 #4F4555, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.047
- Purple Brown #673A3F ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.057
- Charcoal #264653 ΔE 0.060
- Dusty Grape #545775 ΔE 0.066
- Onyx #343A40 ΔE 0.067
- Brownish Purple #76424E ΔE 0.072
Use #4F4555 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.