#2A3349
Closest named color: Gunmetal (#293241). oklch(32.3% 0.041 267), rgb(42, 51, 73).
Aa
White text reads best on this color (12.58:1).
About this color
#2A3349 is a dark, muted blue. In OKLCH its lightness is 32%, 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 0.014 away. White text reads best on it, at 12.58:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.66:1 |
| White text | 12.58:1 |
Values
| HEX | #2A3349 |
| RGB | rgb(42, 51, 73) |
| HSL | hsl(223, 27%, 23%) |
| OKLCH | oklch(32.3% 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 #2A3349 | 12.58:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #2A3349 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #2A3349 text on white | 12.58:1 | AAA | Lc 98.5 | Preferred for body text |
| #2A3349 text on black | 1.66:1 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D1D9EC
oklch(88.5% 0.028 267.5)
-
Step 300
300
#B2C0E1
oklch(80.8% 0.049 267.1)
-
Step 400
400
#8BA0D2
oklch(70.8% 0.077 266.8)
-
Step 500
500
#6E87C6
oklch(63% 0.1 267)
-
Step 600
600
#5670B3
oklch(55.5% 0.109 266.8)
-
Step 700
700
#475E9A
oklch(49.2% 0.1 266.9)
-
Step 800
800
#3A4D7D
oklch(42.8% 0.084 266.6)
-
Step 900
900
#324064
oklch(37.7% 0.065 267.1)
-
Step 950
950 (this color)
#2A3349
oklch(32.3% 0.041 267)
#2A3349 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) | #2C354A | 0.008 |
| Deuteranopia (no green cones) | #293248 | 0.004 |
| Tritanopia (no blue cones) | #20373B | 0.036 |
| Achromatopsia (no color) | #333333 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A3349
#2A3349
oklch(32.3% 0.041 267)
- #3D321A
#3D321A
oklch(32.3% 0.041 85.5)
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 #2A3349, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.014
- Space Cadet #2B2D42 ΔE 0.020
- Dark Blue Grey #1F3B4D ΔE 0.027
- Prussian Blue #1D3557 ΔE 0.028
- Onyx #343A40 ΔE 0.037
- Midnight Green #073B4C ΔE 0.039
- Oxford Blue #1B263B ΔE 0.054
- Charcoal #264653 ΔE 0.060
Use #2A3349 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.