#165F7C
Closest named color: Petrol (#005F6A). oklch(45.6% 0.082 230), rgb(22, 95, 124).
Aa
White text reads best on this color (7.08:1).
About this color
#165F7C is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.082 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.033 away. White text reads best on it, at 7.08:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.96:1 |
| White text | 7.08:1 |
Values
| HEX | #165F7C |
| RGB | rgb(22, 95, 124) |
| HSL | hsl(197, 70%, 29%) |
| OKLCH | oklch(45.6% 0.082 230) |
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 #165F7C | 7.08:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #165F7C | 2.96:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #165F7C text on white | 7.08:1 | AAA | Lc 84.2 | Fine for body text |
| #165F7C text on black | 2.96:1 | Fails | Lc -17.7 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE8
oklch(88.5% 0.027 230.4)
-
Step 300
300
#A2C7DA
oklch(80.9% 0.048 230.4)
-
Step 400
400
#6CAAC8
oklch(70.7% 0.078 230.2)
-
Step 500
500
#3F94BA
oklch(63.1% 0.099 230.6)
-
Step 600
600
#107EA6
oklch(55.6% 0.107 230.2)
-
Step 700
700
#006A8D
oklch(49.1% 0.098 229.8)
-
Step 800
800 (this color)
#165F7C
oklch(45.6% 0.082 230)
-
Step 900
900
#14485D
oklch(37.8% 0.064 229.2)
-
Step 950
950
#0E2A36
oklch(27% 0.04 229.1)
#165F7C 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) | #505E7D | 0.056 |
| Deuteranopia (no green cones) | #43547C | 0.049 |
| Tritanopia (no blue cones) | #006769 | 0.047 |
| Achromatopsia (no color) | #585858 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #165F7C
#165F7C
oklch(45.6% 0.082 230)
- #7B482A
#7B482A
oklch(45.5% 0.082 50)
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 #165F7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.033
- YInMn Blue #415A77 ΔE 0.038
- Deep Sea Blue #015482 ΔE 0.040
- Peacock Blue #016795 ΔE 0.042
- Denim #3B638C ΔE 0.043
- Dark Aqua #05696B ΔE 0.049
- Light Navy #155084 ΔE 0.051
Use #165F7C 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.