#344779
Closest named color: Light Navy (#155084). oklch(40.7% 0.088 266.8), rgb(52, 71, 121).
Aa
White text reads best on this color (9.03:1).
About this color
#344779 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.088 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.036 away. White text reads best on it, at 9.03:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.32:1 |
| White text | 9.03:1 |
Values
| HEX | #344779 |
| RGB | rgb(52, 71, 121) |
| HSL | hsl(223, 40%, 34%) |
| OKLCH | oklch(40.7% 0.088 266.8) |
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 #344779 | 9.03:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #344779 | 2.32:1 | Fails | Lc 13.3 | Not readable |
| #344779 text on white | 9.03:1 | AAA | Lc 90.6 | Preferred for body text |
| #344779 text on black | 2.32:1 | Fails | Lc -11.7 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D1D9ED
oklch(88.5% 0.029 268.3)
-
Step 300
300
#B2C0E3
oklch(80.9% 0.052 268)
-
Step 400
400
#899FD4
oklch(70.5% 0.082 266.9)
-
Step 500
500
#6D87C9
oklch(63.1% 0.104 267)
-
Step 600
600
#5570B6
oklch(55.6% 0.114 266.8)
-
Step 700
700
#455D9D
oklch(49% 0.107 266.9)
-
Step 800
800 (this color)
#344779
oklch(40.7% 0.088 266.8)
-
Step 900
900
#314066
oklch(37.7% 0.068 266.8)
-
Step 950
950
#1D263C
oklch(27.1% 0.043 266.6)
#344779 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) | #324C7B | 0.014 |
| Deuteranopia (no green cones) | #2A4678 | 0.013 |
| Tritanopia (no blue cones) | #0D525A | 0.079 |
| Achromatopsia (no color) | #494949 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #344779
#344779
oklch(40.7% 0.088 266.8)
- #5D4600
#5D4600
oklch(40.8% 0.083 87.1)
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 #344779, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.036
- Twilight Blue #0A437A ΔE 0.041
- Cobalt #1E488F ΔE 0.042
- Dusk Blue #26538D ΔE 0.044
- Deep Sea Blue #015482 ΔE 0.047
- Dark Slate Blue #483D8B ΔE 0.052
- Dark Grey Blue #29465B ΔE 0.054
- Light Navy Blue #2E5A88 ΔE 0.056
Use #344779 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.