#273636
Closest named color: Gunmetal (#293241). oklch(32% 0.02 196.2), rgb(39, 54, 54).
Aa
White text reads best on this color (12.59:1).
About this color
#273636 is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.028 away. White text reads best on it, at 12.59:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.66:1 |
| White text | 12.59:1 |
Values
| HEX | #273636 |
| RGB | rgb(39, 54, 54) |
| HSL | hsl(180, 16%, 18%) |
| OKLCH | oklch(32% 0.02 196.2) |
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 #273636 | 12.59:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #273636 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #273636 text on white | 12.59:1 | AAA | Lc 98.6 | Preferred for body text |
| #273636 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#D0DCDC
oklch(88.5% 0.013 196.9)
-
Step 300
300
#B0C6C5
oklch(81% 0.024 193.4)
-
Step 400
400
#86A8A8
oklch(70.6% 0.037 196.3)
-
Step 500
500
#679393
oklch(63.1% 0.048 196)
-
Step 600
600
#4D7D7D
oklch(55.6% 0.052 195.8)
-
Step 700
700
#3E696A
oklch(49% 0.048 197.6)
-
Step 800
800
#335656
oklch(42.7% 0.041 195.7)
-
Step 900
900
#2D4747
oklch(37.7% 0.032 195.9)
-
Step 950
950 (this color)
#273636
oklch(32% 0.02 196.2)
#273636 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) | #343536 | 0.020 |
| Deuteranopia (no green cones) | #313236 | 0.020 |
| Tritanopia (no blue cones) | #223736 | 0.007 |
| Achromatopsia (no color) | #333333 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #273636
#273636
oklch(32% 0.02 196.2)
- #3C2F2F
#3C2F2F
oklch(32% 0.019 18.2)
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 #273636, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.028
- Onyx #343A40 ΔE 0.030
- Dark Blue Grey #1F3B4D ΔE 0.039
- Space Cadet #2B2D42 ΔE 0.043
- Midnight Green #073B4C ΔE 0.044
- Pakistan Green #283618 ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.053
- Jet #212529 ΔE 0.060
Use #273636 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.