#2D364C
Closest named color: Gunmetal (#293241). oklch(33.5% 0.041 267), rgb(45, 54, 76).
Aa
White text reads best on this color (12.04:1).
About this color
#2D364C is a dark, muted blue. In OKLCH its lightness is 33%, its chroma 0.041 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.023 away. White text reads best on it, at 12.04:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.74:1 |
| White text | 12.04:1 |
Values
| HEX | #2D364C |
| RGB | rgb(45, 54, 76) |
| HSL | hsl(223, 26%, 24%) |
| OKLCH | oklch(33.5% 0.041 267) |
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 #2D364C | 12.04:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #2D364C | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #2D364C text on white | 12.04:1 | AAA | Lc 97.5 | Preferred for body text |
| #2D364C text on black | 1.74:1 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D4D9E5
oklch(88.5% 0.017 267.8)
-
Step 300
300
#B8C1D5
oklch(81% 0.03 266.3)
-
Step 400
400
#93A0C0
oklch(70.7% 0.049 267.7)
-
Step 500
500
#7889B0
oklch(63.1% 0.062 266.3)
-
Step 600
600
#61729C
oklch(55.5% 0.069 267.2)
-
Step 700
700
#506085
oklch(49.1% 0.063 266.1)
-
Step 800
800
#424E6C
oklch(42.6% 0.052 267.4)
-
Step 900
900 (this color)
#2D364C
oklch(33.5% 0.041 267)
-
Step 950
950
#212633
oklch(27% 0.025 268.3)
#2D364C 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) | #2F384D | 0.007 |
| Deuteranopia (no green cones) | #2C354B | 0.004 |
| Tritanopia (no blue cones) | #233A3E | 0.035 |
| Achromatopsia (no color) | #363636 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D364C
#2D364C
oklch(33.5% 0.041 267)
- #40351D
#40351D
oklch(33.4% 0.041 85.6)
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 #2D364C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.023
- Dark Blue Grey #1F3B4D ΔE 0.023
- Prussian Blue #1D3557 ΔE 0.029
- Onyx #343A40 ΔE 0.031
- Space Cadet #2B2D42 ΔE 0.031
- Midnight Green #073B4C ΔE 0.039
- Charcoal #264653 ΔE 0.050
- Dark Grey Blue #29465B ΔE 0.051
Use #2D364C 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.