#323376
Closest named color: Twilight Blue (#0A437A). oklch(36% 0.112 278.5), rgb(50, 51, 118).
Aa
White text reads best on this color (11.22:1).
About this color
#323376 is a dark, moderately saturated blue. In OKLCH its lightness is 36%, its chroma 0.112 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.054 away. White text reads best on it, at 11.22:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 1.87:1 |
| White text | 11.22:1 |
Values
| HEX | #323376 |
| RGB | rgb(50, 51, 118) |
| HSL | hsl(239, 40%, 33%) |
| OKLCH | oklch(36% 0.112 278.5) |
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 #323376 | 11.22:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #323376 | 1.87:1 | Fails | Lc 8.2 | Not readable |
| #323376 text on white | 11.22:1 | AAA | Lc 95.7 | Preferred for body text |
| #323376 text on black | 1.87:1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F8
oklch(88.6% 0.046 278.6)
-
Step 300
300
#B4BCF7
oklch(81% 0.084 278.4)
-
Step 400
400
#8E97F3
oklch(70.8% 0.134 278.1)
-
Step 500
500
#757AEE
oklch(63.2% 0.171 278.5)
-
Step 600
600
#5F5FDD
oklch(55.5% 0.187 278.4)
-
Step 700
700
#4F4EC0
oklch(49.2% 0.174 278.3)
-
Step 800
800
#41409B
oklch(42.6% 0.144 278.8)
-
Step 900
900 (this color)
#323376
oklch(36% 0.112 278.5)
-
Step 950
950
#1F2148
oklch(26.9% 0.071 278.2)
#323376 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) | #093E78 | 0.046 |
| Deuteranopia (no green cones) | #003875 | 0.047 |
| Tritanopia (no blue cones) | #10424F | 0.097 |
| Achromatopsia (no color) | #3B3B3B | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #323376
#323376
oklch(36% 0.112 278.5)
- #473D00
#473D00
oklch(35.9% 0.074 98.8)
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 #323376, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.054
- Marine Blue #01386A ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.064
- Cobalt #1E488F ΔE 0.068
- Marine #042E60 ΔE 0.068
- Blueberry #464196 ΔE 0.072
- Midnight Blue #191970 ΔE 0.079
Use #323376 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.