#134B74
Closest named color: Light Navy (#155084). oklch(39.9% 0.089 245.4), rgb(19, 75, 116).
Aa
White text reads best on this color (9.18:1).
About this color
#134B74 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.089 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.029 away. White text reads best on it, at 9.18:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.28:1 |
| White text | 9.18:1 |
Values
| HEX | #134B74 |
| RGB | rgb(19, 75, 116) |
| HSL | hsl(205, 72%, 26%) |
| OKLCH | oklch(39.9% 0.089 245.4) |
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 #134B74 | 9.18:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #134B74 | 2.28:1 | Fails | Lc 13.2 | Not readable |
| #134B74 text on white | 9.18:1 | AAA | Lc 90.8 | Preferred for body text |
| #134B74 text on black | 2.28:1 | Fails | Lc -11.5 | 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 900.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0ECF6
oklch(93.7% 0.019 243)
-
Step 200
200
#C6DCF1
oklch(88.5% 0.037 247)
-
Step 300
300
#9DC6EA
oklch(81% 0.067 245.3)
-
Step 400
400
#64A7DF
oklch(70.7% 0.107 245.3)
-
Step 500
500
#3290D6
oklch(63.1% 0.136 245.3)
-
Step 600
600
#0079C0
oklch(55.7% 0.141 245.3)
-
Step 700
700
#0065A2
oklch(49% 0.125 245.5)
-
Step 800
800
#005386
oklch(42.8% 0.108 245.3)
-
Step 900
900 (this color)
#134B74
oklch(39.9% 0.089 245.4)
-
Step 950
950
#0A2940
oklch(27.1% 0.056 244.7)
#134B74 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) | #384D76 | 0.037 |
| Deuteranopia (no green cones) | #2A4473 | 0.026 |
| Tritanopia (no blue cones) | #00555A | 0.063 |
| Achromatopsia (no color) | #484848 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #134B74
#134B74
oklch(39.9% 0.089 245.4)
- #673C00
#673C00
oklch(39.9% 0.089 66.1)
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 #134B74, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.029
- Twilight Blue #0A437A ΔE 0.029
- Deep Sea Blue #015482 ΔE 0.032
- Dark Grey Blue #29465B ΔE 0.043
- Cobalt #1E488F ΔE 0.049
- Dusk Blue #26538D ΔE 0.050
- Charcoal #264653 ΔE 0.055
- Light Navy Blue #2E5A88 ΔE 0.060
Use #134B74 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.