#363764
Closest named color: Prussian Blue (#1D3557). oklch(35.9% 0.077 280.8), rgb(54, 55, 100).
Aa
White text reads best on this color (11.12:1).
About this color
#363764 is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.077 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.044 away. White text reads best on it, at 11.12:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.88:1 |
| White text | 11.12:1 |
Values
| HEX | #363764 |
| RGB | rgb(54, 55, 100) |
| HSL | hsl(239, 30%, 30%) |
| OKLCH | oklch(35.9% 0.077 280.8) |
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 #363764 | 11.12:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #363764 | 1.88:1 | Fails | Lc 8.3 | Not readable |
| #363764 text on white | 11.12:1 | AAA | Lc 95.6 | Preferred for body text |
| #363764 text on black | 1.88:1 | 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
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D5D7EF
oklch(88.5% 0.033 281.9)
-
Step 300
300
#B9BDE6
oklch(80.9% 0.058 280.6)
-
Step 400
400
#969AD9
oklch(70.7% 0.092 281)
-
Step 500
500
#7D80CF
oklch(63.1% 0.118 280.8)
-
Step 600
600
#6768BC
oklch(55.6% 0.128 280.9)
-
Step 700
700
#5656A2
oklch(49.1% 0.119 281.1)
-
Step 800
800
#464783
oklch(42.7% 0.098 280.7)
-
Step 900
900 (this color)
#363764
oklch(35.9% 0.077 280.8)
-
Step 950
950
#22233E
oklch(26.9% 0.05 280.9)
#363764 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) | #263D66 | 0.026 |
| Deuteranopia (no green cones) | #243A63 | 0.026 |
| Tritanopia (no blue cones) | #274048 | 0.067 |
| Achromatopsia (no color) | #3B3B3B | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #363764
#363764
oklch(35.9% 0.077 280.8)
- #463D00
#463D00
oklch(35.8% 0.074 99.9)
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 #363764, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.044
- Marine Blue #01386A ΔE 0.054
- Dark Grey Blue #29465B ΔE 0.054
- Dark Blue Grey #1F3B4D ΔE 0.057
- Twilight Blue #0A437A ΔE 0.059
- Charcoal #264653 ΔE 0.065
- Gunmetal #293241 ΔE 0.066
- Space Cadet #2B2D42 ΔE 0.067
Use #363764 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.