#2D335C
Closest named color: Prussian Blue (#1D3557). oklch(33.7% 0.072 275.5), rgb(45, 51, 92).
Aa
White text reads best on this color (12.07:1).
About this color
#2D335C is a dark, moderately saturated blue. In OKLCH its lightness is 34%, its chroma 0.072 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.024 away. White text reads best on it, at 12.07:1.
| Hue family | Blues |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.73:1 |
| White text | 12.07:1 |
Values
| HEX | #2D335C |
| RGB | rgb(45, 51, 92) |
| HSL | hsl(232, 34%, 27%) |
| OKLCH | oklch(33.7% 0.072 275.5) |
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 #2D335C | 12.07:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #2D335C | 1.73:1 | Fails | Lc 0.0 | Not readable |
| #2D335C text on white | 12.07:1 | AAA | Lc 97.5 | Preferred for body text |
| #2D335C text on black | 1.73:1 | 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
#D3D8EE
oklch(88.5% 0.031 275.6)
-
Step 300
300
#B6BEE4
oklch(80.8% 0.054 275.8)
-
Step 400
400
#919CD7
oklch(70.6% 0.087 275.8)
-
Step 500
500
#7783CC
oklch(63.1% 0.111 275.7)
-
Step 600
600
#606BB9
oklch(55.5% 0.121 275.7)
-
Step 700
700
#50599F
oklch(49% 0.112 275.9)
-
Step 800
800
#414981
oklch(42.6% 0.093 275.6)
-
Step 900
900 (this color)
#2D335C
oklch(33.7% 0.072 275.5)
-
Step 950
950
#20243D
oklch(26.9% 0.047 275.9)
#2D335C 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) | #23385E | 0.019 |
| Deuteranopia (no green cones) | #1F345B | 0.019 |
| Tritanopia (no blue cones) | #1B3C43 | 0.064 |
| Achromatopsia (no color) | #363636 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D335C
#2D335C
oklch(33.7% 0.072 275.5)
- #423600
#423600
oklch(33.6% 0.069 95.2)
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 #2D335C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.024
- Dark Blue Grey #1F3B4D ΔE 0.045
- Marine Blue #01386A ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.047
- Gunmetal #293241 ΔE 0.049
- Marine #042E60 ΔE 0.050
- Midnight Green #073B4C ΔE 0.057
- Dark Grey Blue #29465B ΔE 0.061
Use #2D335C 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.