#165974
Closest named color: Petrol (#005F6A). oklch(43.6% 0.078 230), rgb(22, 89, 116).
Aa
White text reads best on this color (7.73:1).
About this color
#165974 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.078 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.030 away. White text reads best on it, at 7.73:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.71:1 |
| White text | 7.73:1 |
Values
| HEX | #165974 |
| RGB | rgb(22, 89, 116) |
| HSL | hsl(197, 68%, 27%) |
| OKLCH | oklch(43.6% 0.078 230) |
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 #165974 | 7.73:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #165974 | 2.71:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #165974 text on white | 7.73:1 | AAA | Lc 86.5 | Fine for body text |
| #165974 text on black | 2.71:1 | Fails | Lc -15.5 | Dividers and decoration only |
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
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A3C7D9
oklch(80.9% 0.046 229.7)
-
Step 400
400
#70A9C5
oklch(70.6% 0.072 230.4)
-
Step 500
500
#4694B7
oklch(63.2% 0.093 230)
-
Step 600
600
#1F7EA3
oklch(55.7% 0.101 229.7)
-
Step 700
700
#0E6A8B
oklch(49.1% 0.093 229.4)
-
Step 800
800 (this color)
#165974
oklch(43.6% 0.078 230)
-
Step 900
900
#19475C
oklch(37.7% 0.061 231.4)
-
Step 950
950
#102A36
oklch(27.1% 0.039 230.5)
#165974 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) | #4B5875 | 0.053 |
| Deuteranopia (no green cones) | #3F4F74 | 0.046 |
| Tritanopia (no blue cones) | #006062 | 0.044 |
| Achromatopsia (no color) | #535353 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #165974
#165974
oklch(43.6% 0.078 230)
- #734428
#734428
oklch(43.6% 0.077 50.4)
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 #165974, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.030
- Deep Sea Blue #015482 ΔE 0.032
- Light Navy Blue #2E5A88 ΔE 0.040
- YInMn Blue #415A77 ΔE 0.041
- Light Navy #155084 ΔE 0.043
- Deep Teal #00555A ΔE 0.046
- Dusk Blue #26538D ΔE 0.051
- Dark Aqua #05696B ΔE 0.057
Use #165974 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.