#193255
Closest named color: Prussian Blue (#1D3557). oklch(31.6% 0.07 257.1), rgb(25, 50, 85).
Aa
White text reads best on this color (12.89:1).
About this color
#193255 is a dark, moderately saturated blue. In OKLCH its lightness is 32%, its chroma 0.070 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.011 away. White text reads best on it, at 12.89:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.62:1 |
| White text | 12.89:1 |
Values
| HEX | #193255 |
| RGB | rgb(25, 50, 85) |
| HSL | hsl(215, 55%, 22%) |
| OKLCH | oklch(31.6% 0.07 257.1) |
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 #193255 | 12.89:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #193255 | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #193255 text on white | 12.89:1 | AAA | Lc 98.9 | Preferred for body text |
| #193255 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFA
oklch(93.6% 0.024 256.1)
-
Step 200
200
#C6DBF8
oklch(88.5% 0.046 256.5)
-
Step 300
300
#9FC3F6
oklch(80.9% 0.082 257.1)
-
Step 400
400
#69A2F2
oklch(70.7% 0.132 257)
-
Step 500
500
#3D88EE
oklch(63.1% 0.17 257.1)
-
Step 600
600
#176FDC
oklch(55.6% 0.184 257.1)
-
Step 700
700
#055CBF
oklch(49.1% 0.172 257.1)
-
Step 800
800
#0C4C9B
oklch(42.8% 0.143 257.1)
-
Step 900
900
#14407B
oklch(37.7% 0.111 257.2)
-
Step 950
950 (this color)
#193255
oklch(31.6% 0.07 257.1)
#193255 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) | #233556 | 0.017 |
| Deuteranopia (no green cones) | #1A2F54 | 0.009 |
| Tritanopia (no blue cones) | #003A3F | 0.057 |
| Achromatopsia (no color) | #323232 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #193255
#193255
oklch(31.6% 0.07 257.1)
- #442D00
#442D00
oklch(31.7% 0.066 78.2)
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 #193255, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.011
- Marine #042E60 ΔE 0.031
- Dark Blue Grey #1F3B4D ΔE 0.037
- Midnight Green #073B4C ΔE 0.039
- Marine Blue #01386A ΔE 0.039
- Space Cadet #2B2D42 ΔE 0.040
- Gunmetal #293241 ΔE 0.041
- Oxford Blue #1B263B ΔE 0.055
Use #193255 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.