#134E79
Closest named color: Light Navy (#155084). oklch(41% 0.093 245.5), rgb(19, 78, 121).
Aa
White text reads best on this color (8.77:1).
About this color
#134E79 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.093 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.019 away. White text reads best on it, at 8.77:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.39:1 |
| White text | 8.77:1 |
Values
| HEX | #134E79 |
| RGB | rgb(19, 78, 121) |
| HSL | hsl(205, 73%, 27%) |
| OKLCH | oklch(41% 0.093 245.5) |
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 #134E79 | 8.77:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #134E79 | 2.39:1 | Fails | Lc 14.3 | Not readable |
| #134E79 text on white | 8.77:1 | AAA | Lc 89.7 | Fine for body text |
| #134E79 text on black | 2.39:1 | Fails | Lc -12.6 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#C9DCEC
oklch(88.5% 0.03 243.4)
-
Step 300
300
#A4C5E2
oklch(80.9% 0.054 245.1)
-
Step 400
400
#72A6D4
oklch(70.6% 0.087 246.1)
-
Step 500
500
#4A8FC8
oklch(63% 0.111 245.8)
-
Step 600
600
#2979B5
oklch(55.7% 0.12 245.4)
-
Step 700
700
#1A659C
oklch(49.1% 0.113 245.8)
-
Step 800
800 (this color)
#134E79
oklch(41% 0.093 245.5)
-
Step 900
900
#1C4565
oklch(37.7% 0.072 245)
-
Step 950
950
#12283B
oklch(26.9% 0.045 246.6)
#134E79 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) | #3A507B | 0.038 |
| Deuteranopia (no green cones) | #2B4678 | 0.028 |
| Tritanopia (no blue cones) | #00585E | 0.064 |
| Achromatopsia (no color) | #4B4B4B | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #134E79
#134E79
oklch(41% 0.093 245.5)
- #6B3E00
#6B3E00
oklch(40.9% 0.091 65.5)
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 #134E79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.019
- Deep Sea Blue #015482 ΔE 0.021
- Twilight Blue #0A437A ΔE 0.035
- Dusk Blue #26538D ΔE 0.039
- Cobalt #1E488F ΔE 0.044
- Light Navy Blue #2E5A88 ΔE 0.049
- Dark Grey Blue #29465B ΔE 0.052
- YInMn Blue #415A77 ΔE 0.062
Use #134E79 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.