#164D73
Closest named color: Light Navy (#155084). oklch(40.5% 0.085 243.5), rgb(22, 77, 115).
Aa
White text reads best on this color (8.96:1).
About this color
#164D73 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.085 and its hue 244°. 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 8.96:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.34:1 |
| White text | 8.96:1 |
Values
| HEX | #164D73 |
| RGB | rgb(22, 77, 115) |
| HSL | hsl(205, 68%, 27%) |
| OKLCH | oklch(40.5% 0.085 243.5) |
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 #164D73 | 8.96:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #164D73 | 2.34:1 | Fails | Lc 13.7 | Not readable |
| #164D73 text on white | 8.96:1 | AAA | Lc 90.2 | Preferred for body text |
| #164D73 text on black | 2.34:1 | Fails | Lc -12.0 | 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
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CADCEA
oklch(88.5% 0.027 241.2)
-
Step 300
300
#A6C5DF
oklch(80.9% 0.05 243.7)
-
Step 400
400
#75A7CF
oklch(70.8% 0.079 243.3)
-
Step 500
500
#4E90C2
oklch(63.1% 0.101 243.3)
-
Step 600
600
#2F79AF
oklch(55.5% 0.111 244)
-
Step 700
700
#206696
oklch(49.1% 0.103 243.3)
-
Step 800
800 (this color)
#164D73
oklch(40.5% 0.085 243.5)
-
Step 900
900
#1F4562
oklch(37.7% 0.066 243.9)
-
Step 950
950
#132939
oklch(27.1% 0.041 242)
#164D73 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) | #3B4E75 | 0.038 |
| Deuteranopia (no green cones) | #2E4572 | 0.030 |
| Tritanopia (no blue cones) | #00565B | 0.058 |
| Achromatopsia (no color) | #494949 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #164D73
#164D73
oklch(40.5% 0.085 243.5)
- #683D0C
#683D0C
oklch(40.4% 0.085 63.3)
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 #164D73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.029
- Deep Sea Blue #015482 ΔE 0.029
- Twilight Blue #0A437A ΔE 0.037
- Dark Grey Blue #29465B ΔE 0.042
- Dusk Blue #26538D ΔE 0.048
- Cobalt #1E488F ΔE 0.053
- Charcoal #264653 ΔE 0.054
- Light Navy Blue #2E5A88 ΔE 0.055
Use #164D73 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.