#2D3269
Closest named color: Prussian Blue (#1D3557). oklch(34.4% 0.095 276.3), rgb(45, 50, 105).
Aa
White text reads best on this color (11.85:1).
About this color
#2D3269 is a dark, moderately saturated blue. In OKLCH its lightness is 34%, its chroma 0.095 and its hue 276°. 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 11.85:1.
| Hue family | Blues |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.77:1 |
| White text | 11.85:1 |
Values
| HEX | #2D3269 |
| RGB | rgb(45, 50, 105) |
| HSL | hsl(235, 40%, 29%) |
| OKLCH | oklch(34.4% 0.095 276.3) |
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 #2D3269 | 11.85:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #2D3269 | 1.77:1 | Fails | Lc 0.0 | Not readable |
| #2D3269 text on white | 11.85:1 | AAA | Lc 97.0 | Preferred for body text |
| #2D3269 text on black | 1.77:1 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E6E9F8
oklch(93.6% 0.02 276.9)
-
Step 200
200
#D2D7F4
oklch(88.4% 0.04 277.8)
-
Step 300
300
#B4BDEF
oklch(80.9% 0.071 276.7)
-
Step 400
400
#8E9AE7
oklch(70.8% 0.113 276.3)
-
Step 500
500
#737FE0
oklch(63.1% 0.145 276.1)
-
Step 600
600
#5D66CE
oklch(55.6% 0.158 276.2)
-
Step 700
700
#4D54B2
oklch(49.1% 0.147 276.3)
-
Step 800
800
#3F4590
oklch(42.6% 0.122 276.5)
-
Step 900
900 (this color)
#2D3269
oklch(34.4% 0.095 276.3)
-
Step 950
950
#1F2343
oklch(27% 0.059 276.3)
#2D3269 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) | #173A6B | 0.032 |
| Deuteranopia (no green cones) | #0F3568 | 0.034 |
| Tritanopia (no blue cones) | #103E48 | 0.083 |
| Achromatopsia (no color) | #373737 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D3269
#2D3269
oklch(34.4% 0.095 276.3)
- #443800
#443800
oklch(34.3% 0.071 95.6)
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 #2D3269, 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 0.042
- Marine #042E60 ΔE 0.050
- Twilight Blue #0A437A ΔE 0.057
- Dark Blue Grey #1F3B4D ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.069
- Dark Grey Blue #29465B ΔE 0.071
- Gunmetal #293241 ΔE 0.072
Use #2D3269 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.