#193540
Closest named color: Gunmetal (#293241). oklch(31.2% 0.039 225.8), rgb(25, 53, 64).
Aa
White text reads best on this color (12.92:1).
About this color
#193540 is a dark, muted teal or cyan. In OKLCH its lightness is 31%, its chroma 0.039 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.023 away. White text reads best on it, at 12.92:1.
| Hue family | Teals and cyans |
| Lightness | dark (31%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.62:1 |
| White text | 12.92:1 |
Values
| HEX | #193540 |
| RGB | rgb(25, 53, 64) |
| HSL | hsl(197, 44%, 17%) |
| OKLCH | oklch(31.2% 0.039 225.8) |
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 #193540 | 12.92:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #193540 | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #193540 text on white | 12.92:1 | AAA | Lc 99.0 | Preferred for body text |
| #193540 text on black | 1.62:1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE6
oklch(88.5% 0.026 225.3)
-
Step 300
300
#A2C7D8
oklch(80.8% 0.046 227.5)
-
Step 400
400
#6CABC4
oklch(70.8% 0.074 225.2)
-
Step 500
500
#3F95B5
oklch(63.1% 0.095 225.9)
-
Step 600
600
#0E7FA1
oklch(55.6% 0.103 225.7)
-
Step 700
700
#006B89
oklch(49.1% 0.094 225.7)
-
Step 800
800
#065770
oklch(42.6% 0.08 226.3)
-
Step 900
900
#14485B
oklch(37.7% 0.062 226.7)
-
Step 950
950 (this color)
#193540
oklch(31.2% 0.039 225.8)
#193540 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) | #2F3441 | 0.030 |
| Deuteranopia (no green cones) | #293040 | 0.026 |
| Tritanopia (no blue cones) | #013839 | 0.026 |
| Achromatopsia (no color) | #313131 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #193540
#193540
oklch(31.2% 0.039 225.8)
- #422B20
#422B20
oklch(31.4% 0.039 46.4)
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 #193540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.023
- Midnight Green #073B4C ΔE 0.026
- Dark Blue Grey #1F3B4D ΔE 0.029
- Space Cadet #2B2D42 ΔE 0.036
- Onyx #343A40 ΔE 0.043
- Prussian Blue #1D3557 ΔE 0.043
- Oxford Blue #1B263B ΔE 0.050
- Dark #1B2431 ΔE 0.058
Use #193540 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.