#19335A
Closest named color: Prussian Blue (#1D3557). oklch(32.2% 0.077 258.4), rgb(25, 51, 90).
Aa
White text reads best on this color (12.63:1).
About this color
#19335A is a dark, moderately saturated blue. In OKLCH its lightness is 32%, its chroma 0.077 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.010 away. White text reads best on it, at 12.63:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.66:1 |
| White text | 12.63:1 |
Values
| HEX | #19335A |
| RGB | rgb(25, 51, 90) |
| HSL | hsl(216, 57%, 23%) |
| OKLCH | oklch(32.2% 0.077 258.4) |
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 #19335A | 12.63:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #19335A | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #19335A text on white | 12.63:1 | AAA | Lc 98.4 | Preferred for body text |
| #19335A 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#DFEBFC
oklch(93.6% 0.026 257)
-
Step 200
200
#C5DBFB
oklch(88.5% 0.05 257.7)
-
Step 300
300
#9DC3FC
oklch(81% 0.091 258.3)
-
Step 400
400
#65A1FA
oklch(70.7% 0.145 258.1)
-
Step 500
500
#3886F7
oklch(63.1% 0.186 258.2)
-
Step 600
600
#0D6CE6
oklch(55.6% 0.202 258.4)
-
Step 700
700
#005AC6
oklch(49.1% 0.184 258.2)
-
Step 800
800
#054AA2
oklch(42.8% 0.156 258.3)
-
Step 900
900
#113F80
oklch(37.7% 0.12 258.2)
-
Step 950
950 (this color)
#19335A
oklch(32.2% 0.077 258.4)
#19335A 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) | #21365C | 0.015 |
| Deuteranopia (no green cones) | #173059 | 0.010 |
| Tritanopia (no blue cones) | #003C42 | 0.062 |
| Achromatopsia (no color) | #333333 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19335A
#19335A
oklch(32.2% 0.077 258.4)
- #462E00
#462E00
oklch(32.2% 0.067 77.5)
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 #19335A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.010
- Marine #042E60 ΔE 0.028
- Marine Blue #01386A ΔE 0.031
- Dark Blue Grey #1F3B4D ΔE 0.040
- Midnight Green #073B4C ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.047
- Gunmetal #293241 ΔE 0.048
- Oxford Blue #1B263B ΔE 0.064
Use #19335A 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.