#344771
Closest named color: Dark Grey Blue (#29465B). oklch(40.2% 0.075 264.8), rgb(52, 71, 113).
Aa
White text reads best on this color (9.18:1).
About this color
#344771 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.075 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.041 away. White text reads best on it, at 9.18:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.28:1 |
| White text | 9.18:1 |
Values
| HEX | #344771 |
| RGB | rgb(52, 71, 113) |
| HSL | hsl(221, 37%, 32%) |
| OKLCH | oklch(40.2% 0.075 264.8) |
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 #344771 | 9.18:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #344771 | 2.28:1 | Fails | Lc 12.9 | Not readable |
| #344771 text on white | 9.18:1 | AAA | Lc 91.1 | Preferred for body text |
| #344771 text on black | 2.28:1 | Fails | Lc -11.3 | 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 800.
-
Step 50
50
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D1D9EA
oklch(88.4% 0.025 265.6)
-
Step 300
300
#B3C1DE
oklch(81% 0.044 264.9)
-
Step 400
400
#8BA0CD
oklch(70.6% 0.07 265.2)
-
Step 500
500
#6E89C0
oklch(63.2% 0.089 263.9)
-
Step 600
600
#5772AD
oklch(55.7% 0.098 264.7)
-
Step 700
700
#475F94
oklch(49.1% 0.09 264.8)
-
Step 800
800 (this color)
#344771
oklch(40.2% 0.075 264.8)
-
Step 900
900
#324161
oklch(37.7% 0.059 264.6)
-
Step 950
950
#1D2639
oklch(27% 0.038 264.5)
#344771 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) | #374B73 | 0.013 |
| Deuteranopia (no green cones) | #304570 | 0.009 |
| Tritanopia (no blue cones) | #175056 | 0.068 |
| Achromatopsia (no color) | #484848 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #344771
#344771
oklch(40.2% 0.075 264.8)
- #5B450E
#5B450E
oklch(40.4% 0.075 85.3)
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 #344771, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.041
- Light Navy #155084 ΔE 0.042
- Twilight Blue #0A437A ΔE 0.044
- Deep Sea Blue #015482 ΔE 0.050
- Dusk Blue #26538D ΔE 0.053
- Cobalt #1E488F ΔE 0.053
- Charcoal #264653 ΔE 0.056
- Dusk #4E5481 ΔE 0.060
Use #344771 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.