#034F87
Closest named color: Light Navy (#155084). oklch(41.9% 0.113 248.9), rgb(3, 79, 135).
Aa
White text reads best on this color (8.49:1).
About this color
#034F87 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.113 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.010 away. White text reads best on it, at 8.49:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.47:1 |
| White text | 8.49:1 |
Values
| HEX | #034F87 |
| RGB | rgb(3, 79, 135) |
| HSL | hsl(205, 96%, 27%) |
| OKLCH | oklch(41.9% 0.113 248.9) |
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 #034F87 | 8.49:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #034F87 | 2.47:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #034F87 text on white | 8.49:1 | AAA | Lc 88.7 | Fine for body text |
| #034F87 text on black | 2.47:1 | Fails | Lc -13.5 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF6
oklch(93.5% 0.019 248)
-
Step 200
200
#C7DCF1
oklch(88.5% 0.037 248.2)
-
Step 300
300
#A0C5EA
oklch(80.9% 0.066 248.6)
-
Step 400
400
#6AA6E0
oklch(70.8% 0.106 248.7)
-
Step 500
500
#3D8ED7
oklch(63.1% 0.135 248.8)
-
Step 600
600
#1077C5
oklch(55.7% 0.147 248.8)
-
Step 700
700
#0063A9
oklch(49% 0.136 249.1)
-
Step 800
800 (this color)
#034F87
oklch(41.9% 0.113 248.9)
-
Step 900
900
#13446E
oklch(37.7% 0.088 248.7)
-
Step 950
950
#0D2840
oklch(27% 0.056 248.3)
#034F87 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) | #335389 | 0.037 |
| Deuteranopia (no green cones) | #1D4886 | 0.022 |
| Tritanopia (no blue cones) | #005D64 | 0.082 |
| Achromatopsia (no color) | #4D4D4D | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #034F87
#034F87
oklch(41.9% 0.113 248.9)
- #6C4200
#6C4200
oklch(41.9% 0.091 69.3)
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 #034F87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.010
- Deep Sea Blue #015482 ΔE 0.019
- Dusk Blue #26538D ΔE 0.027
- Cobalt #1E488F ΔE 0.028
- Twilight Blue #0A437A ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.061
- YInMn Blue #415A77 ΔE 0.070
Use #034F87 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.