#2C3452
Closest named color: Prussian Blue (#1D3557). oklch(33.2% 0.054 271.8), rgb(44, 52, 82).
Aa
White text reads best on this color (12.20:1).
About this color
#2C3452 is a dark, muted blue. In OKLCH its lightness is 33%, its chroma 0.054 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.021 away. White text reads best on it, at 12.20:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.72:1 |
| White text | 12.20:1 |
Values
| HEX | #2C3452 |
| RGB | rgb(44, 52, 82) |
| HSL | hsl(227, 30%, 25%) |
| OKLCH | oklch(33.2% 0.054 271.8) |
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 #2C3452 | 12.20:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #2C3452 | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #2C3452 text on white | 12.20:1 | AAA | Lc 97.8 | Preferred for body text |
| #2C3452 text on black | 1.72:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF2
oklch(93.7% 0.011 269.5)
-
Step 200
200
#D4D9E9
oklch(88.6% 0.023 272)
-
Step 300
300
#B7C0DC
oklch(81% 0.041 271.4)
-
Step 400
400
#929FCA
oklch(70.8% 0.065 271.6)
-
Step 500
500
#7787BC
oklch(63.2% 0.082 271)
-
Step 600
600
#6070A9
oklch(55.7% 0.091 271.3)
-
Step 700
700
#505D91
oklch(49.1% 0.085 272.3)
-
Step 800
800
#414C75
oklch(42.6% 0.07 271.7)
-
Step 900
900 (this color)
#2C3452
oklch(33.2% 0.054 271.8)
-
Step 950
950
#202537
oklch(26.8% 0.034 272)
#2C3452 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) | #2A3753 | 0.009 |
| Deuteranopia (no green cones) | #263451 | 0.009 |
| Tritanopia (no blue cones) | #1F3A3F | 0.048 |
| Achromatopsia (no color) | #353535 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C3452
#2C3452
oklch(33.2% 0.054 271.8)
- #403511
#403511
oklch(33.3% 0.054 92.1)
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 #2C3452, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.021
- Dark Blue Grey #1F3B4D ΔE 0.031
- Gunmetal #293241 ΔE 0.031
- Space Cadet #2B2D42 ΔE 0.032
- Onyx #343A40 ΔE 0.044
- Midnight Green #073B4C ΔE 0.044
- Marine Blue #01386A ΔE 0.054
- Marine #042E60 ΔE 0.055
Use #2C3452 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.