#164E6D
Closest named color: Dark Grey Blue (#29465B). oklch(40.4% 0.077 237.7), rgb(22, 78, 109).
Aa
White text reads best on this color (8.95:1).
About this color
#164E6D is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.077 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.035 away. White text reads best on it, at 8.95:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.34:1 |
| White text | 8.95:1 |
Values
| HEX | #164E6D |
| RGB | rgb(22, 78, 109) |
| HSL | hsl(201, 66%, 26%) |
| OKLCH | oklch(40.4% 0.077 237.7) |
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 #164E6D | 8.95:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #164E6D | 2.34:1 | Fails | Lc 13.7 | Not readable |
| #164E6D text on white | 8.95:1 | AAA | Lc 90.2 | Preferred for body text |
| #164E6D 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CBDCE8
oklch(88.5% 0.025 238.4)
-
Step 300
300
#A6C6DB
oklch(81% 0.045 236.9)
-
Step 400
400
#75A8C8
oklch(70.8% 0.072 236.7)
-
Step 500
500
#4F91BA
oklch(63% 0.092 237.9)
-
Step 600
600
#2F7BA7
oklch(55.6% 0.1 238)
-
Step 700
700
#21688F
oklch(49.2% 0.093 237.4)
-
Step 800
800 (this color)
#164E6D
oklch(40.4% 0.077 237.7)
-
Step 900
900
#1F465E
oklch(37.7% 0.06 238.3)
-
Step 950
950
#132937
oklch(27% 0.038 238.3)
#164E6D 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) | #3F4E6E | 0.043 |
| Deuteranopia (no green cones) | #33466C | 0.034 |
| Tritanopia (no blue cones) | #005659 | 0.050 |
| Achromatopsia (no color) | #494949 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #164E6D
#164E6D
oklch(40.4% 0.077 237.7)
- #673D1A
#673D1A
oklch(40.3% 0.076 57.8)
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 #164E6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.035
- Deep Sea Blue #015482 ΔE 0.036
- Light Navy #155084 ΔE 0.038
- Charcoal #264653 ΔE 0.045
- Twilight Blue #0A437A ΔE 0.046
- Deep Teal #00555A ΔE 0.046
- Dark Slate Gray #2F4F4F ΔE 0.055
- Dark Teal #014D4E ΔE 0.056
Use #164E6D 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.