#2C3053
Closest named color: Prussian Blue (#1D3557). oklch(32.3% 0.062 277.4), rgb(44, 48, 83).
Aa
White text reads best on this color (12.69:1).
About this color
#2C3053 is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.062 and its hue 277°. 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 12.69:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.65:1 |
| White text | 12.69:1 |
Values
| HEX | #2C3053 |
| RGB | rgb(44, 48, 83) |
| HSL | hsl(234, 31%, 25%) |
| OKLCH | oklch(32.3% 0.062 277.4) |
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 #2C3053 | 12.69:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #2C3053 | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #2C3053 text on white | 12.69:1 | AAA | Lc 98.7 | Preferred for body text |
| #2C3053 text on black | 1.65:1 | 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 950.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F8
oklch(93.6% 0.02 276.9)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300
#B4BDF1
oklch(80.9% 0.074 277)
-
Step 400
400
#8F99E9
oklch(70.7% 0.117 277.5)
-
Step 500
500
#757DE3
oklch(63.1% 0.152 277.7)
-
Step 600
600
#5F64D0
oklch(55.5% 0.163 277.7)
-
Step 700
700
#4E53B5
oklch(49.2% 0.152 277)
-
Step 800
800
#404492
oklch(42.7% 0.126 277.4)
-
Step 900
900
#363A74
oklch(37.6% 0.098 277.6)
-
Step 950
950 (this color)
#2C3053
oklch(32.3% 0.062 277.4)
#2C3053 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) | #243454 | 0.016 |
| Deuteranopia (no green cones) | #213152 | 0.016 |
| Tritanopia (no blue cones) | #1F373D | 0.055 |
| Achromatopsia (no color) | #333333 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C3053
#2C3053
oklch(32.3% 0.062 277.4)
- #3C3305
#3C3305
oklch(32.1% 0.062 97.4)
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 #2C3053, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.024
- Space Cadet #2B2D42 ΔE 0.030
- Gunmetal #293241 ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.042
- Marine #042E60 ΔE 0.050
- Midnight Green #073B4C ΔE 0.053
- Marine Blue #01386A ΔE 0.055
- Onyx #343A40 ΔE 0.056
Use #2C3053 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.