#2F333D
Closest named color: Gunmetal (#293241). oklch(32.1% 0.019 268.1), rgb(47, 51, 61).
Aa
White text reads best on this color (12.63:1).
About this color
#2F333D is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.013 away. White text reads best on it, at 12.63:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.66:1 |
| White text | 12.63:1 |
Values
| HEX | #2F333D |
| RGB | rgb(47, 51, 61) |
| HSL | hsl(223, 13%, 21%) |
| OKLCH | oklch(32.1% 0.019 268.1) |
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 #2F333D | 12.63:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #2F333D | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #2F333D text on white | 12.63:1 | AAA | Lc 98.7 | Preferred for body text |
| #2F333D text on black | 1.66:1 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D5D9E1
oklch(88.5% 0.012 264.5)
-
Step 300
300
#BAC0CF
oklch(80.8% 0.022 268.4)
-
Step 400
400
#97A0B7
oklch(70.6% 0.035 268.5)
-
Step 500
500
#7E89A6
oklch(63.1% 0.046 268.8)
-
Step 600
600
#677391
oklch(55.7% 0.049 267.8)
-
Step 700
700
#55607B
oklch(49% 0.046 267.4)
-
Step 800
800
#464E64
oklch(42.6% 0.038 269.2)
-
Step 900
900
#3B4152
oklch(37.7% 0.03 269.7)
-
Step 950
950 (this color)
#2F333D
oklch(32.1% 0.019 268.1)
#2F333D 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) | #30343D | 0.004 |
| Deuteranopia (no green cones) | #2F323D | 0.003 |
| Tritanopia (no blue cones) | #2C3536 | 0.017 |
| Achromatopsia (no color) | #333333 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F333D
#2F333D
oklch(32.1% 0.019 268.1)
- #373328
#373328
oklch(32.2% 0.02 90.4)
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 #2F333D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.013
- Onyx #343A40 ΔE 0.025
- Space Cadet #2B2D42 ΔE 0.026
- Dark Blue Grey #1F3B4D ΔE 0.036
- Midnight Green #073B4C ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.052
- Oxford Blue #1B263B ΔE 0.057
Use #2F333D 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.