#334E7D
Closest named color: Light Navy (#155084). oklch(42.6% 0.085 260.9), rgb(51, 78, 125).
Aa
White text reads best on this color (8.31:1).
About this color
#334E7D is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.085 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.027 away. White text reads best on it, at 8.31:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.52:1 |
| White text | 8.31:1 |
Values
| HEX | #334E7D |
| RGB | rgb(51, 78, 125) |
| HSL | hsl(218, 42%, 35%) |
| OKLCH | oklch(42.6% 0.085 260.9) |
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 #334E7D | 8.31:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #334E7D | 2.52:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #334E7D text on white | 8.31:1 | AAA | Lc 88.5 | Fine for body text |
| #334E7D text on black | 2.52:1 | Fails | Lc -13.6 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CFDAEC
oklch(88.5% 0.028 260.3)
-
Step 300
300
#AFC2E2
oklch(81% 0.05 260.9)
-
Step 400
400
#84A1D3
oklch(70.6% 0.081 261.1)
-
Step 500
500
#668AC7
oklch(63.2% 0.101 260.6)
-
Step 600
600
#4D72B4
oklch(55.5% 0.112 261.3)
-
Step 700
700
#3E609B
oklch(49.2% 0.103 260.8)
-
Step 800
800 (this color)
#334E7D
oklch(42.6% 0.085 260.9)
-
Step 900
900
#2D4165
oklch(37.6% 0.067 261.5)
-
Step 950
950
#1B263B
oklch(26.9% 0.042 262.7)
#334E7D 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) | #3B527F | 0.017 |
| Deuteranopia (no green cones) | #314B7C | 0.010 |
| Tritanopia (no blue cones) | #00585F | 0.076 |
| Achromatopsia (no color) | #4E4E4E | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334E7D
#334E7D
oklch(42.6% 0.085 260.9)
- #664906
#664906
oklch(42.6% 0.085 81.4)
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 #334E7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.027
- Dusk Blue #26538D ΔE 0.029
- Deep Sea Blue #015482 ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.036
- Dusk #4E5481 ΔE 0.043
- Cobalt #1E488F ΔE 0.043
- Twilight #4E518B ΔE 0.046
- YInMn Blue #415A77 ΔE 0.046
Use #334E7D 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.