#353040
Closest named color: Gunmetal (#293241). oklch(32.1% 0.029 299.1), rgb(53, 48, 64).
Aa
White text reads best on this color (12.74:1).
About this color
#353040 is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.020 away. White text reads best on it, at 12.74:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.64:1 |
| White text | 12.74:1 |
Values
| HEX | #353040 |
| RGB | rgb(53, 48, 64) |
| HSL | hsl(259, 14%, 22%) |
| OKLCH | oklch(32.1% 0.029 299.1) |
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 #353040 | 12.74:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #353040 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #353040 text on white | 12.74:1 | AAA | Lc 98.8 | Preferred for body text |
| #353040 text on black | 1.64:1 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EAE8F0
oklch(93.5% 0.011 297.6)
-
Step 200
200
#DAD7E4
oklch(88.5% 0.018 296.6)
-
Step 300
300
#C3BCD4
oklch(80.8% 0.034 299)
-
Step 400
400
#A59ABE
oklch(70.8% 0.053 299)
-
Step 500
500
#8F80AE
oklch(63% 0.07 299.3)
-
Step 600
600
#79699A
oklch(55.5% 0.077 298.9)
-
Step 700
700
#665883
oklch(49.1% 0.069 298.8)
-
Step 800
800
#53486B
oklch(42.7% 0.058 298.3)
-
Step 900
900
#453C57
oklch(37.7% 0.047 299.5)
-
Step 950
950 (this color)
#353040
oklch(32.1% 0.029 299.1)
#353040 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) | #2D3241 | 0.014 |
| Deuteranopia (no green cones) | #2E3240 | 0.013 |
| Tritanopia (no blue cones) | #333235 | 0.023 |
| Achromatopsia (no color) | #323232 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #353040
#353040
oklch(32.1% 0.029 299.1)
- #313525
#313525
oklch(32% 0.028 119.4)
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 #353040, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.020
- Space Cadet #2B2D42 ΔE 0.022
- Onyx #343A40 ΔE 0.033
- Dark Blue Grey #1F3B4D ΔE 0.045
- Prussian Blue #1D3557 ΔE 0.051
- Charcoal Grey #3C4142 ΔE 0.058
- Midnight Green #073B4C ΔE 0.058
- Oxford Blue #1B263B ΔE 0.058
Use #353040 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.