#164F69
Closest named color: Dark Grey Blue (#29465B). oklch(40.4% 0.072 232.6), rgb(22, 79, 105).
Aa
White text reads best on this color (8.91:1).
About this color
#164F69 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.072 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.033 away. White text reads best on it, at 8.91:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.35:1 |
| White text | 8.91:1 |
Values
| HEX | #164F69 |
| RGB | rgb(22, 79, 105) |
| HSL | hsl(199, 65%, 25%) |
| OKLCH | oklch(40.4% 0.072 232.6) |
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 #164F69 | 8.91:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #164F69 | 2.35:1 | Fails | Lc 13.8 | Not readable |
| #164F69 text on white | 8.91:1 | AAA | Lc 90.1 | Preferred for body text |
| #164F69 text on black | 2.35:1 | Fails | Lc -12.1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF1
oklch(93.5% 0.013 236.6)
-
Step 200
200
#CBDCE6
oklch(88.5% 0.023 233.4)
-
Step 300
300
#A7C6D8
oklch(81% 0.042 233.5)
-
Step 400
400
#76A8C4
oklch(70.6% 0.067 233.5)
-
Step 500
500
#4F92B5
oklch(63% 0.086 233.2)
-
Step 600
600
#2F7CA1
oklch(55.5% 0.094 233)
-
Step 700
700
#21698A
oklch(49.2% 0.087 232.6)
-
Step 800
800 (this color)
#164F69
oklch(40.4% 0.072 232.6)
-
Step 900
900
#1F475A
oklch(37.8% 0.055 231.4)
-
Step 950
950
#132935
oklch(26.9% 0.036 234.1)
#164F69 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) | #424E6A | 0.046 |
| Deuteranopia (no green cones) | #374669 | 0.040 |
| Tritanopia (no blue cones) | #005658 | 0.043 |
| Achromatopsia (no color) | #4A4A4A | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #164F69
#164F69
oklch(40.4% 0.072 232.6)
- #673D21
#673D21
oklch(40.4% 0.072 53)
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 #164F69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.033
- Deep Teal #00555A ΔE 0.038
- Charcoal #264653 ΔE 0.041
- Deep Sea Blue #015482 ΔE 0.041
- Light Navy #155084 ΔE 0.046
- Dark Slate Gray #2F4F4F ΔE 0.047
- Dark Teal #014D4E ΔE 0.049
- Petrol #005F6A ΔE 0.051
Use #164F69 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.