#394448
Closest named color: Charcoal Grey (#3C4142). oklch(37.8% 0.016 221.8), rgb(57, 68, 72).
Aa
White text reads best on this color (10.02:1).
About this color
#394448 is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.012 away. White text reads best on it, at 10.02:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.09:1 |
| White text | 10.02:1 |
Values
| HEX | #394448 |
| RGB | rgb(57, 68, 72) |
| HSL | hsl(196, 12%, 25%) |
| OKLCH | oklch(37.8% 0.016 221.8) |
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 #394448 | 10.02:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #394448 | 2.09:1 | Fails | Lc 10.6 | Not readable |
| #394448 text on white | 10.02:1 | AAA | Lc 93.3 | Preferred for body text |
| #394448 text on black | 2.09:1 | Fails | Lc -9.2 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEB
oklch(93.5% 0.004 219.5)
-
Step 200
200
#D5DADC
oklch(88.5% 0.006 223.5)
-
Step 300
300
#B9C2C6
oklch(80.8% 0.011 226)
-
Step 400
400
#94A4A9
oklch(70.8% 0.02 218.5)
-
Step 500
500
#7A8D94
oklch(63.1% 0.024 222)
-
Step 600
600
#63777F
oklch(55.6% 0.027 224)
-
Step 700
700
#52646B
oklch(49.1% 0.025 223.4)
-
Step 800
800
#435257
oklch(42.8% 0.021 220)
-
Step 900
900 (this color)
#394448
oklch(37.8% 0.016 221.8)
-
Step 950
950
#21282A
oklch(27.1% 0.011 216.9)
#394448 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) | #424348 | 0.014 |
| Deuteranopia (no green cones) | #3F4148 | 0.013 |
| Tritanopia (no blue cones) | #354545 | 0.009 |
| Achromatopsia (no color) | #424242 | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #394448
#394448
oklch(37.8% 0.016 221.8)
- #4A3F3B
#4A3F3B
oklch(37.8% 0.017 41)
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 #394448, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.012
- Charcoal #264653 ΔE 0.028
- Onyx #343A40 ΔE 0.034
- Dark Slate Gray #2F4F4F ΔE 0.035
- Dark Grey Blue #29465B ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.051
- Dark Teal #014D4E ΔE 0.051
- Dark Blue Green #005249 ΔE 0.061
Use #394448 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.