#2D395E
Closest named color: Prussian Blue (#1D3557). oklch(35.2% 0.067 269.2), rgb(45, 57, 94).
Aa
White text reads best on this color (11.29:1).
About this color
#2D395E is a dark, muted blue. In OKLCH its lightness is 35%, its chroma 0.067 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.029 away. White text reads best on it, at 11.29:1.
| Hue family | Blues |
| Lightness | dark (35%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.85:1 |
| White text | 11.29:1 |
Values
| HEX | #2D395E |
| RGB | rgb(45, 57, 94) |
| HSL | hsl(225, 35%, 27%) |
| OKLCH | oklch(35.2% 0.067 269.2) |
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 #2D395E | 11.29:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #2D395E | 1.85:1 | Fails | Lc 7.9 | Not readable |
| #2D395E text on white | 11.29:1 | AAA | Lc 96.0 | Preferred for body text |
| #2D395E text on black | 1.85:1 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D1D9EC
oklch(88.5% 0.028 267.5)
-
Step 300
300
#B3C0E2
oklch(80.9% 0.05 268.8)
-
Step 400
400
#8C9FD3
oklch(70.7% 0.079 268.8)
-
Step 500
500
#7086C8
oklch(63% 0.103 269.3)
-
Step 600
600
#596FB4
oklch(55.6% 0.111 269.2)
-
Step 700
700
#495D9B
oklch(49.2% 0.102 268.9)
-
Step 800
800
#3C4C7E
oklch(42.7% 0.086 269.1)
-
Step 900
900 (this color)
#2D395E
oklch(35.2% 0.067 269.2)
-
Step 950
950
#1E253B
oklch(26.9% 0.042 269.9)
#2D395E 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) | #2B3D5F | 0.012 |
| Deuteranopia (no green cones) | #26385D | 0.011 |
| Tritanopia (no blue cones) | #194147 | 0.060 |
| Achromatopsia (no color) | #3A3A3A | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D395E
#2D395E
oklch(35.2% 0.067 269.2)
- #493908
#493908
oklch(35.3% 0.067 89.3)
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 #2D395E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.029
- Dark Blue Grey #1F3B4D ΔE 0.038
- Dark Grey Blue #29465B ΔE 0.043
- Marine Blue #01386A ΔE 0.044
- Charcoal #264653 ΔE 0.051
- Midnight Green #073B4C ΔE 0.052
- Gunmetal #293241 ΔE 0.053
- Onyx #343A40 ΔE 0.055
Use #2D395E 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.