#3D4345
Closest named color: Charcoal Grey (#3C4142). oklch(37.8% 0.009 219.7), rgb(61, 67, 69).
Aa
White text reads best on this color (10.06:1).
About this color
#3D4345 is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.009. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.007 away. White text reads best on it, at 10.06:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.009) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.08:1 |
| White text | 10.06:1 |
Values
| HEX | #3D4345 |
| RGB | rgb(61, 67, 69) |
| HSL | hsl(195, 6%, 25%) |
| OKLCH | oklch(37.8% 0.009 219.7) |
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 #3D4345 | 10.06:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #3D4345 | 2.08:1 | Fails | Lc 10.6 | Not readable |
| #3D4345 text on white | 10.06:1 | AAA | Lc 93.4 | Preferred for body text |
| #3D4345 text on black | 2.08:1 | Fails | Lc -9.1 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E8EAEB
oklch(93.6% 0.003 228.8)
-
Step 200
200
#D7DADB
oklch(88.6% 0.004 219.5)
-
Step 300
300
#BCC2C3
oklch(81% 0.007 208.8)
-
Step 400
400
#9AA2A5
oklch(70.7% 0.01 222.1)
-
Step 500
500
#818B8F
oklch(63% 0.013 223.6)
-
Step 600
600
#6A7579
oklch(55.5% 0.015 221.6)
-
Step 700
700
#596366
oklch(49.2% 0.013 217.7)
-
Step 800
800
#495153
oklch(42.9% 0.011 214.4)
-
Step 900
900 (this color)
#3D4345
oklch(37.8% 0.009 219.7)
-
Step 950
950
#242728
oklch(27% 0.005 219.6)
#3D4345 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) | #424345 | 0.008 |
| Deuteranopia (no green cones) | #404145 | 0.008 |
| Tritanopia (no blue cones) | #3B4444 | 0.005 |
| Achromatopsia (no color) | #424242 | 0.009 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3D4345, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.007
- Onyx #343A40 ΔE 0.034
- Charcoal #264653 ΔE 0.035
- Dark Slate Gray #2F4F4F ΔE 0.039
- Dark Grey Blue #29465B ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.055
- Dark Teal #014D4E ΔE 0.057
- Dark Blue Green #005249 ΔE 0.066
Use #3D4345 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.