#333264
Closest named color: Prussian Blue (#1D3557). oklch(34.5% 0.086 281.8), rgb(51, 50, 100).
Aa
White text reads best on this color (11.79:1).
About this color
#333264 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.086 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.041 away. White text reads best on it, at 11.79:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.78:1 |
| White text | 11.79:1 |
Values
| HEX | #333264 |
| RGB | rgb(51, 50, 100) |
| HSL | hsl(241, 33%, 29%) |
| OKLCH | oklch(34.5% 0.086 281.8) |
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 #333264 | 11.79:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #333264 | 1.78:1 | Fails | Lc 0.0 | Not readable |
| #333264 text on white | 11.79:1 | AAA | Lc 96.9 | Preferred for body text |
| #333264 text on black | 1.78:1 | 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
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#B9BCEA
oklch(80.8% 0.065 281.9)
-
Step 400
400
#9699DF
oklch(70.8% 0.102 281.6)
-
Step 500
500
#7E7ED6
oklch(63.2% 0.131 282)
-
Step 600
600
#6865C3
oklch(55.5% 0.142 282.2)
-
Step 700
700
#5754A9
oklch(49.2% 0.132 282)
-
Step 800
800
#474589
oklch(42.8% 0.11 282)
-
Step 900
900 (this color)
#333264
oklch(34.5% 0.086 281.8)
-
Step 950
950
#222340
oklch(27.1% 0.053 280.7)
#333264 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) | #1D3966 | 0.033 |
| Deuteranopia (no green cones) | #1A3663 | 0.034 |
| Tritanopia (no blue cones) | #223C46 | 0.073 |
| Achromatopsia (no color) | #383838 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #333264
#333264
oklch(34.5% 0.086 281.8)
- #413A00
#413A00
oklch(34.5% 0.072 101.8)
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 #333264, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.041
- Marine Blue #01386A ΔE 0.050
- Marine #042E60 ΔE 0.058
- Dark Blue Grey #1F3B4D ΔE 0.061
- Space Cadet #2B2D42 ΔE 0.062
- Twilight Blue #0A437A ΔE 0.064
- Gunmetal #293241 ΔE 0.066
- Dark Grey Blue #29465B ΔE 0.068
Use #333264 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.