#4F4145
Closest named color: Charcoal Grey (#3C4142). oklch(39.1% 0.02 359), rgb(79, 65, 69).
Aa
White text reads best on this color (9.65:1).
About this color
#4F4145 is a dark close to neutral grey. In OKLCH its lightness is 39%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.033 away. White text reads best on it, at 9.65:1.
| Hue family | Neutrals |
| Lightness | dark (39%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.17:1 |
| White text | 9.65:1 |
Values
| HEX | #4F4145 |
| RGB | rgb(79, 65, 69) |
| HSL | hsl(343, 10%, 28%) |
| OKLCH | oklch(39.1% 0.02 359) |
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 #4F4145 | 9.65:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #4F4145 | 2.17:1 | Fails | Lc 11.6 | Not readable |
| #4F4145 text on white | 9.65:1 | AAA | Lc 92.4 | Preferred for body text |
| #4F4145 text on black | 2.17:1 | Fails | Lc -10.0 | 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 900.
-
Step 50
50
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#ECE9EA
oklch(93.7% 0.003 354.7)
-
Step 200
200
#DED7D9
oklch(88.5% 0.008 357.8)
-
Step 300
300
#CABDC0
oklch(81% 0.015 1.6)
-
Step 400
400
#AE9BA0
oklch(70.8% 0.023 359.9)
-
Step 500
500
#9A8289
oklch(63.1% 0.031 358.6)
-
Step 600
600
#856B73
oklch(55.6% 0.035 357.9)
-
Step 700
700
#705A60
oklch(49.2% 0.03 0.1)
-
Step 800
800
#5C494F
oklch(42.7% 0.027 357.4)
-
Step 900
900 (this color)
#4F4145
oklch(39.1% 0.02 359)
-
Step 950
950
#2C2426
oklch(27% 0.013 1.1)
#4F4145 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) | #434345 | 0.021 |
| Deuteranopia (no green cones) | #464545 | 0.019 |
| Tritanopia (no blue cones) | #524042 | 0.007 |
| Achromatopsia (no color) | #454545 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F4145
#4F4145
oklch(39.1% 0.02 359)
- #3A4945
#3A4945
oklch(39.1% 0.02 177.2)
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 #4F4145, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.033
- Purple Brown #673A3F ΔE 0.047
- Onyx #343A40 ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.059
- Charcoal #264653 ΔE 0.062
- Dark Grey Blue #29465B ΔE 0.063
- Brownish Purple #76424E ΔE 0.076
- Dark Blue Grey #1F3B4D ΔE 0.079
Use #4F4145 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.