#33345F
Closest named color: Prussian Blue (#1D3557). oklch(34.6% 0.074 280.8), rgb(51, 52, 95).
Aa
White text reads best on this color (11.68:1).
About this color
#33345F is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.074 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.035 away. White text reads best on it, at 11.68:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.79:1 |
| White text | 11.68:1 |
Values
| HEX | #33345F |
| RGB | rgb(51, 52, 95) |
| HSL | hsl(239, 30%, 29%) |
| OKLCH | oklch(34.6% 0.074 280.8) |
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 #33345F | 11.68:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #33345F | 1.79:1 | Fails | Lc 0.0 | Not readable |
| #33345F text on white | 11.68:1 | AAA | Lc 96.8 | Preferred for body text |
| #33345F text on black | 1.79:1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D5D7EE
oklch(88.5% 0.032 281.8)
-
Step 300
300
#B9BDE5
oklch(80.9% 0.056 280.6)
-
Step 400
400
#969AD7
oklch(70.6% 0.089 281)
-
Step 500
500
#7D80CD
oklch(63% 0.115 280.9)
-
Step 600
600
#6769BA
oklch(55.7% 0.124 280.5)
-
Step 700
700
#5657A0
oklch(49.1% 0.115 280.7)
-
Step 800
800
#464782
oklch(42.6% 0.096 280.8)
-
Step 900
900 (this color)
#33345F
oklch(34.6% 0.074 280.8)
-
Step 950
950
#22233D
oklch(26.9% 0.048 281)
#33345F 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) | #243A61 | 0.026 |
| Deuteranopia (no green cones) | #22375E | 0.025 |
| Tritanopia (no blue cones) | #253D45 | 0.064 |
| Achromatopsia (no color) | #383838 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33345F
#33345F
oklch(34.6% 0.074 280.8)
- #423A00
#423A00
oklch(34.6% 0.072 100.7)
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 #33345F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.035
- Marine Blue #01386A ΔE 0.051
- Dark Blue Grey #1F3B4D ΔE 0.051
- Space Cadet #2B2D42 ΔE 0.055
- Gunmetal #293241 ΔE 0.057
- Dark Grey Blue #29465B ΔE 0.059
- Marine #042E60 ΔE 0.059
- Onyx #343A40 ΔE 0.063
Use #33345F 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.