#2D344E
Closest named color: Gunmetal (#293241). oklch(33.1% 0.047 272.1), rgb(45, 52, 78).
Aa
White text reads best on this color (12.26:1).
About this color
#2D344E is a dark, muted blue. In OKLCH its lightness is 33%, its chroma 0.047 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.024 away. White text reads best on it, at 12.26:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.71:1 |
| White text | 12.26:1 |
Values
| HEX | #2D344E |
| RGB | rgb(45, 52, 78) |
| HSL | hsl(227, 27%, 24%) |
| OKLCH | oklch(33.1% 0.047 272.1) |
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 #2D344E | 12.26:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #2D344E | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #2D344E text on white | 12.26:1 | AAA | Lc 97.9 | Preferred for body text |
| #2D344E text on black | 1.71:1 | 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
#E7EAF1
oklch(93.7% 0.01 267.4)
-
Step 200
200
#D4D9E7
oklch(88.6% 0.02 270.2)
-
Step 300
300
#B8C0D8
oklch(80.9% 0.035 271)
-
Step 400
400
#949FC5
oklch(70.7% 0.057 272.3)
-
Step 500
500
#7A87B6
oklch(63.1% 0.073 272.2)
-
Step 600
600
#6370A2
oklch(55.5% 0.08 272.4)
-
Step 700
700
#525E8A
oklch(49.1% 0.072 271.9)
-
Step 800
800
#434D70
oklch(42.7% 0.06 271.5)
-
Step 900
900 (this color)
#2D344E
oklch(33.1% 0.047 272.1)
-
Step 950
950
#212635
oklch(27.1% 0.029 270.1)
#2D344E 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) | #2B374F | 0.010 |
| Deuteranopia (no green cones) | #29344D | 0.006 |
| Tritanopia (no blue cones) | #23393D | 0.042 |
| Achromatopsia (no color) | #353535 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D344E
#2D344E
oklch(33.1% 0.047 272.1)
- #3E3517
#3E3517
oklch(33.1% 0.047 93)
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 #2D344E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.024
- Prussian Blue #1D3557 ΔE 0.025
- Space Cadet #2B2D42 ΔE 0.028
- Dark Blue Grey #1F3B4D ΔE 0.028
- Onyx #343A40 ΔE 0.038
- Midnight Green #073B4C ΔE 0.043
- Dark Grey Blue #29465B ΔE 0.056
- Charcoal #264653 ΔE 0.057
Use #2D344E 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.