#193279
Closest named color: Marine Blue (#01386A). oklch(34.5% 0.125 265.5), rgb(25, 50, 121).
Aa
White text reads best on this color (11.83:1).
About this color
#193279 is a dark, moderately saturated blue. In OKLCH its lightness is 34%, its chroma 0.125 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.035 away. White text reads best on it, at 11.83:1.
| Hue family | Blues |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.77:1 |
| White text | 11.83:1 |
Values
| HEX | #193279 |
| RGB | rgb(25, 50, 121) |
| HSL | hsl(224, 66%, 29%) |
| OKLCH | oklch(34.5% 0.125 265.5) |
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 #193279 | 11.83:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #193279 | 1.77:1 | Fails | Lc 0.0 | Not readable |
| #193279 text on white | 11.83:1 | AAA | Lc 96.7 | Preferred for body text |
| #193279 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
#F1F5FE
oklch(97% 0.013 266.7)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C9D9FD
oklch(88.5% 0.053 266.4)
-
Step 300
300
#A4C0FE
oklch(81% 0.093 265.6)
-
Step 400
400
#739CFE
oklch(70.6% 0.151 265.6)
-
Step 500
500
#5080FC
oklch(63.1% 0.192 265.3)
-
Step 600
600
#3765EB
oklch(55.6% 0.209 265.5)
-
Step 700
700
#2A53CD
oklch(49.2% 0.195 265.4)
-
Step 800
800
#2345A5
oklch(42.7% 0.16 265.3)
-
Step 900
900 (this color)
#193279
oklch(34.5% 0.125 265.5)
-
Step 950
950
#13234D
oklch(26.9% 0.08 265.6)
#193279 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) | #003C7B | 0.029 |
| Deuteranopia (no green cones) | #003378 | 0.017 |
| Tritanopia (no blue cones) | #004450 | 0.099 |
| Achromatopsia (no color) | #373737 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #193279
#193279
oklch(34.5% 0.125 265.5)
- #4A3600
#4A3600
oklch(34.6% 0.071 85.5)
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 #193279, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.035
- Twilight Blue #0A437A ΔE 0.047
- Marine #042E60 ΔE 0.049
- Prussian Blue #1D3557 ΔE 0.061
- Midnight Blue #191970 ΔE 0.062
- Cobalt #1E488F ΔE 0.070
- Royal #0C1793 ΔE 0.071
- Dark Slate Blue #483D8B ΔE 0.083
Use #193279 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.