#034B7C
Closest named color: Light Navy (#155084). oklch(40.1% 0.103 246.8), rgb(3, 75, 124).
Aa
White text reads best on this color (9.12:1).
About this color
#034B7C is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.103 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.022 away. White text reads best on it, at 9.12:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.30:1 |
| White text | 9.12:1 |
Values
| HEX | #034B7C |
| RGB | rgb(3, 75, 124) |
| HSL | hsl(204, 95%, 25%) |
| OKLCH | oklch(40.1% 0.103 246.8) |
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 #034B7C | 9.12:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #034B7C | 2.30:1 | Fails | Lc 13.5 | Not readable |
| #034B7C text on white | 9.12:1 | AAA | Lc 90.5 | Preferred for body text |
| #034B7C text on black | 2.30:1 | Fails | Lc -11.8 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DEECF8
oklch(93.6% 0.022 243.8)
-
Step 200
200
#C3DDF5
oklch(88.6% 0.043 246.2)
-
Step 300
300
#98C6F0
oklch(80.9% 0.077 246.5)
-
Step 400
400
#5AA7E9
oklch(70.7% 0.124 246.6)
-
Step 500
500
#178FE3
oklch(63.1% 0.159 246.8)
-
Step 600
600
#0078C3
oklch(55.7% 0.146 246.8)
-
Step 700
700
#0065A5
oklch(49.2% 0.128 246.7)
-
Step 800
800
#005288
oklch(42.7% 0.112 246.9)
-
Step 900
900 (this color)
#034B7C
oklch(40.1% 0.103 246.8)
-
Step 950
950
#042844
oklch(26.9% 0.065 247)
#034B7C 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) | #334E7E | 0.038 |
| Deuteranopia (no green cones) | #21447B | 0.024 |
| Tritanopia (no blue cones) | #00575D | 0.073 |
| Achromatopsia (no color) | #484848 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #034B7C
#034B7C
oklch(40.1% 0.103 246.8)
- #673D00
#673D00
oklch(40.1% 0.089 67.3)
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 #034B7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.022
- Twilight Blue #0A437A ΔE 0.024
- Deep Sea Blue #015482 ΔE 0.028
- Cobalt #1E488F ΔE 0.038
- Dusk Blue #26538D ΔE 0.044
- Dark Grey Blue #29465B ΔE 0.057
- Light Navy Blue #2E5A88 ΔE 0.059
- Marine Blue #01386A ΔE 0.063
Use #034B7C 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.