#4B424B
Closest named color: Charcoal Grey (#3C4142). oklch(39.1% 0.019 325.9), rgb(75, 66, 75).
Aa
White text reads best on this color (9.63:1).
About this color
#4B424B is a dark close to neutral grey. In OKLCH its lightness is 39%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.031 away. White text reads best on it, at 9.63:1.
| Hue family | Neutrals |
| Lightness | dark (39%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.18:1 |
| White text | 9.63:1 |
Values
| HEX | #4B424B |
| RGB | rgb(75, 66, 75) |
| HSL | hsl(300, 6%, 28%) |
| OKLCH | oklch(39.1% 0.019 325.9) |
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 #4B424B | 9.63:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #4B424B | 2.18:1 | Fails | Lc 11.6 | Not readable |
| #4B424B text on white | 9.63:1 | AAA | Lc 92.3 | Preferred for body text |
| #4B424B text on black | 2.18:1 | Fails | Lc -10.1 | 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 900.
-
Step 50
50
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EBE9EB
oklch(93.6% 0.003 325.6)
-
Step 200
200
#DCD7DC
oklch(88.5% 0.009 325.6)
-
Step 300
300
#C6BEC6
oklch(81% 0.014 325.7)
-
Step 400
400
#A89CA8
oklch(70.7% 0.022 325.8)
-
Step 500
500
#938493
oklch(63.2% 0.028 325.9)
-
Step 600
600
#7D6D7E
oklch(55.5% 0.032 324.2)
-
Step 700
700
#6A5B6A
oklch(49.1% 0.03 326)
-
Step 800
800
#564A56
oklch(42.5% 0.025 326)
-
Step 900
900 (this color)
#4B424B
oklch(39.1% 0.019 325.9)
-
Step 950
950
#2A242A
oklch(26.9% 0.014 326)
#4B424B 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) | #41444B | 0.017 |
| Deuteranopia (no green cones) | #43454B | 0.016 |
| Tritanopia (no blue cones) | #4C4345 | 0.012 |
| Achromatopsia (no color) | #454545 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B424B
#4B424B
oklch(39.1% 0.019 325.9)
- #3F483F
#3F483F
oklch(39% 0.019 145.2)
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 #4B424B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.031
- Onyx #343A40 ΔE 0.051
- Dark Grey Blue #29465B ΔE 0.053
- Charcoal #264653 ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.053
- Purple Brown #673A3F ΔE 0.055
- Dark Blue Grey #1F3B4D ΔE 0.072
- Dark Teal #014D4E ΔE 0.079
Use #4B424B 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.