#193471
Closest named color: Marine Blue (#01386A). oklch(34.2% 0.111 263.6), rgb(25, 52, 113).
Aa
White text reads best on this color (11.85:1).
About this color
#193471 is a dark, moderately saturated blue. In OKLCH its lightness is 34%, its chroma 0.111 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.023 away. White text reads best on it, at 11.85:1.
| Hue family | Blues |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.77:1 |
| White text | 11.85:1 |
Values
| HEX | #193471 |
| RGB | rgb(25, 52, 113) |
| HSL | hsl(222, 64%, 27%) |
| OKLCH | oklch(34.2% 0.111 263.6) |
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 #193471 | 11.85:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #193471 | 1.77:1 | Fails | Lc 0.0 | Not readable |
| #193471 text on white | 11.85:1 | AAA | Lc 96.8 | Preferred for body text |
| #193471 text on black | 1.77:1 | 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 900.
-
Step 50
50
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFB
oklch(93.6% 0.025 265.6)
-
Step 200
200
#CADAF9
oklch(88.6% 0.046 263.7)
-
Step 300
300
#A5C1F7
oklch(80.9% 0.083 263.3)
-
Step 400
400
#759EF3
oklch(70.6% 0.133 263.8)
-
Step 500
500
#5284EF
oklch(63.2% 0.17 263.5)
-
Step 600
600
#386ADD
oklch(55.5% 0.184 263.7)
-
Step 700
700
#2B58C0
oklch(49.1% 0.171 263.7)
-
Step 800
800
#24489B
oklch(42.6% 0.142 263.8)
-
Step 900
900 (this color)
#193471
oklch(34.2% 0.111 263.6)
-
Step 950
950
#142548
oklch(27.1% 0.069 263.1)
#193471 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) | #0C3C73 | 0.023 |
| Deuteranopia (no green cones) | #003370 | 0.018 |
| Tritanopia (no blue cones) | #00434D | 0.088 |
| Achromatopsia (no color) | #373737 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #193471
#193471
oklch(34.2% 0.111 263.6)
- #4A3500
#4A3500
oklch(34.4% 0.071 84)
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 #193471, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.023
- Marine #042E60 ΔE 0.040
- Twilight Blue #0A437A ΔE 0.044
- Prussian Blue #1D3557 ΔE 0.046
- Midnight Blue #191970 ΔE 0.067
- Dark Blue Grey #1F3B4D ΔE 0.072
- Cobalt #1E488F ΔE 0.074
- Midnight Green #073B4C ΔE 0.075
Use #193471 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.