#342A69
Closest named color: Prussian Blue (#1D3557). oklch(33.3% 0.106 286.4), rgb(52, 42, 105).
Aa
White text reads best on this color (12.49:1).
About this color
#342A69 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.106 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.057 away. White text reads best on it, at 12.49:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.68:1 |
| White text | 12.49:1 |
Values
| HEX | #342A69 |
| RGB | rgb(52, 42, 105) |
| HSL | hsl(250, 43%, 29%) |
| OKLCH | oklch(33.3% 0.106 286.4) |
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 #342A69 | 12.49:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #342A69 | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #342A69 text on white | 12.49:1 | AAA | Lc 98.1 | Preferred for body text |
| #342A69 text on black | 1.68:1 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D6D5F6
oklch(88.4% 0.045 286.8)
-
Step 300
300
#BCBAF2
oklch(81% 0.079 286.1)
-
Step 400
400
#9B94EC
oklch(70.8% 0.127 286.3)
-
Step 500
500
#8476E5
oklch(63% 0.162 286.5)
-
Step 600
600
#6F5CD3
oklch(55.5% 0.176 286.5)
-
Step 700
700
#5D4BB7
oklch(49.1% 0.164 286.3)
-
Step 800
800
#4C3E94
oklch(42.7% 0.136 286.6)
-
Step 900
900 (this color)
#342A69
oklch(33.3% 0.106 286.4)
-
Step 950
950
#252045
oklch(27% 0.067 287.2)
#342A69 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) | #02356B | 0.058 |
| Deuteranopia (no green cones) | #013268 | 0.058 |
| Tritanopia (no blue cones) | #223845 | 0.088 |
| Achromatopsia (no color) | #343434 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #342A69
#342A69
oklch(33.3% 0.106 286.4)
- #3B3800
#3B3800
oklch(33.3% 0.071 106.3)
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 #342A69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.057
- Marine #042E60 ΔE 0.060
- Marine Blue #01386A ΔE 0.061
- Midnight Blue #191970 ΔE 0.066
- Space Cadet #2B2D42 ΔE 0.074
- Royal Purple #4B006E ΔE 0.078
- Twilight Blue #0A437A ΔE 0.078
- Gunmetal #293241 ΔE 0.082
Use #342A69 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.