#164691
Closest named color: Cobalt (#1E488F). oklch(40.8% 0.134 259.5), rgb(22, 70, 145).
Aa
White text reads best on this color (9.05:1).
About this color
#164691 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.134 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.010 away. White text reads best on it, at 9.05:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.31:1 |
| White text | 9.05:1 |
Values
| HEX | #164691 |
| RGB | rgb(22, 70, 145) |
| HSL | hsl(217, 74%, 33%) |
| OKLCH | oklch(40.8% 0.134 259.5) |
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 #164691 | 9.05:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #164691 | 2.31:1 | Fails | Lc 13.7 | Not readable |
| #164691 text on white | 9.05:1 | AAA | Lc 90.3 | Preferred for body text |
| #164691 text on black | 2.31:1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBFA
oklch(93.7% 0.023 258.4)
-
Step 200
200
#C8DAF7
oklch(88.4% 0.045 259.9)
-
Step 300
300
#A3C2F4
oklch(80.9% 0.079 259.9)
-
Step 400
400
#70A1EE
oklch(70.7% 0.125 259.1)
-
Step 500
500
#4A87E9
oklch(63.1% 0.161 259.5)
-
Step 600
600
#2C6ED7
oklch(55.5% 0.175 259.6)
-
Step 700
700
#1F5CBB
oklch(49.2% 0.162 259.4)
-
Step 800
800 (this color)
#164691
oklch(40.8% 0.134 259.5)
-
Step 900
900
#1C4078
oklch(37.7% 0.104 259.1)
-
Step 950
950
#112646
oklch(27% 0.066 258.6)
#164691 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) | #154E94 | 0.022 |
| Deuteranopia (no green cones) | #004390 | 0.015 |
| Tritanopia (no blue cones) | #005864 | 0.103 |
| Achromatopsia (no color) | #494949 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #164691
#164691
oklch(40.8% 0.134 259.5)
- #624400
#624400
oklch(40.9% 0.085 80)
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 #164691, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.010
- Light Navy #155084 ΔE 0.039
- Twilight Blue #0A437A ΔE 0.040
- Dusk Blue #26538D ΔE 0.043
- Deep Sea Blue #015482 ΔE 0.051
- Sapphire #2138AB ΔE 0.055
- Blueberry #464196 ΔE 0.056
- Dark Slate Blue #483D8B ΔE 0.061
Use #164691 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.