#2C3633
Closest named color: Onyx (#343A40). oklch(32.3% 0.014 175.3), rgb(44, 54, 51).
Aa
White text reads best on this color (12.48:1).
About this color
#2C3633 is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.014. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.028 away. White text reads best on it, at 12.48:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.014) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.68:1 |
| White text | 12.48:1 |
Values
| HEX | #2C3633 |
| RGB | rgb(44, 54, 51) |
| HSL | hsl(162, 10%, 19%) |
| OKLCH | oklch(32.3% 0.014 175.3) |
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 #2C3633 | 12.48:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #2C3633 | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #2C3633 text on white | 12.48:1 | AAA | Lc 98.4 | Preferred for body text |
| #2C3633 text on black | 1.68:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D3DBD9
oklch(88.5% 0.009 179.6)
-
Step 300
300
#B6C4C0
oklch(80.8% 0.016 177)
-
Step 400
400
#90A6A0
oklch(70.6% 0.026 177.3)
-
Step 500
500
#749188
oklch(63.2% 0.035 174.3)
-
Step 600
600
#5C7B72
oklch(55.6% 0.038 175.1)
-
Step 700
700
#4C6860
oklch(49.3% 0.035 175.3)
-
Step 800
800
#3E544E
oklch(42.6% 0.029 176.3)
-
Step 900
900
#354641
oklch(37.8% 0.023 175.1)
-
Step 950
950 (this color)
#2C3633
oklch(32.3% 0.014 175.3)
#2C3633 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) | #353533 | 0.015 |
| Deuteranopia (no green cones) | #333333 | 0.015 |
| Tritanopia (no blue cones) | #2A3635 | 0.004 |
| Achromatopsia (no color) | #343434 | 0.015 |
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 #2C3633, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.028
- Gunmetal #293241 ΔE 0.033
- Dark Blue Grey #1F3B4D ΔE 0.045
- Pakistan Green #283618 ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.049
- Midnight Green #073B4C ΔE 0.051
- Jet #212529 ΔE 0.062
Use #2C3633 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.