#323665
Closest named color: Prussian Blue (#1D3557). oklch(35.4% 0.081 277.7), rgb(50, 54, 101).
Aa
White text reads best on this color (11.34:1).
About this color
#323665 is a dark, moderately saturated blue. In OKLCH its lightness is 35%, its chroma 0.081 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.039 away. White text reads best on it, at 11.34:1.
| Hue family | Blues |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.85:1 |
| White text | 11.34:1 |
Values
| HEX | #323665 |
| RGB | rgb(50, 54, 101) |
| HSL | hsl(235, 34%, 30%) |
| OKLCH | oklch(35.4% 0.081 277.7) |
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 #323665 | 11.34:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #323665 | 1.85:1 | Fails | Lc 7.8 | Not readable |
| #323665 text on white | 11.34:1 | AAA | Lc 96.1 | Preferred for body text |
| #323665 text on black | 1.85:1 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D3D8F0
oklch(88.6% 0.033 276.3)
-
Step 300
300
#B7BEE8
oklch(81% 0.06 277.6)
-
Step 400
400
#929BDD
oklch(70.8% 0.097 277.6)
-
Step 500
500
#7881D3
oklch(63.1% 0.123 277.5)
-
Step 600
600
#6269C1
oklch(55.7% 0.135 277.6)
-
Step 700
700
#5157A6
oklch(49.1% 0.125 277.5)
-
Step 800
800
#424787
oklch(42.7% 0.105 277.6)
-
Step 900
900 (this color)
#323665
oklch(35.4% 0.081 277.7)
-
Step 950
950
#21243F
oklch(27.2% 0.05 277.7)
#323665 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) | #233C67 | 0.025 |
| Deuteranopia (no green cones) | #1F3864 | 0.026 |
| Tritanopia (no blue cones) | #1F4048 | 0.072 |
| Achromatopsia (no color) | #3A3A3A | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #323665
#323665
oklch(35.4% 0.081 277.7)
- #463B00
#463B00
oklch(35.3% 0.073 97.4)
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 #323665, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.039
- Marine Blue #01386A ΔE 0.047
- Dark Blue Grey #1F3B4D ΔE 0.056
- Twilight Blue #0A437A ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.057
- Marine #042E60 ΔE 0.061
- Space Cadet #2B2D42 ΔE 0.065
- Gunmetal #293241 ΔE 0.066
Use #323665 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.