#334A7A
Closest named color: Light Navy (#155084). oklch(41.4% 0.086 263.7), rgb(51, 74, 122).
Aa
White text reads best on this color (8.74:1).
About this color
#334A7A is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.086 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.031 away. White text reads best on it, at 8.74:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.40:1 |
| White text | 8.74:1 |
Values
| HEX | #334A7A |
| RGB | rgb(51, 74, 122) |
| HSL | hsl(221, 41%, 34%) |
| OKLCH | oklch(41.4% 0.086 263.7) |
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 #334A7A | 8.74:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #334A7A | 2.40:1 | Fails | Lc 14.2 | Not readable |
| #334A7A text on white | 8.74:1 | AAA | Lc 89.8 | Fine for body text |
| #334A7A text on black | 2.40:1 | Fails | Lc -12.4 | 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
#D0D9EC
oklch(88.4% 0.028 265.4)
-
Step 300
300
#B0C1E2
oklch(80.9% 0.05 263.7)
-
Step 400
400
#87A1D3
oklch(70.8% 0.079 263.2)
-
Step 500
500
#6988C8
oklch(63% 0.103 263.9)
-
Step 600
600
#5171B4
oklch(55.5% 0.111 263.8)
-
Step 700
700
#425F9B
oklch(49.2% 0.103 263.6)
-
Step 800
800 (this color)
#334A7A
oklch(41.4% 0.086 263.7)
-
Step 900
900
#2F4165
oklch(37.8% 0.066 263.3)
-
Step 950
950
#1C263B
oklch(27% 0.042 264.3)
#334A7A 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) | #364E7C | 0.013 |
| Deuteranopia (no green cones) | #2D4879 | 0.010 |
| Tritanopia (no blue cones) | #05555C | 0.077 |
| Achromatopsia (no color) | #4B4B4B | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334A7A
#334A7A
oklch(41.4% 0.086 263.7)
- #614700
#614700
oklch(41.5% 0.085 84.6)
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 #334A7A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.031
- Dusk Blue #26538D ΔE 0.037
- Deep Sea Blue #015482 ΔE 0.040
- Cobalt #1E488F ΔE 0.042
- Twilight Blue #0A437A ΔE 0.044
- Light Navy Blue #2E5A88 ΔE 0.048
- Dusk #4E5481 ΔE 0.051
- Twilight #4E518B ΔE 0.052
Use #334A7A 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.