#016171
Closest named color: Petrol (#005F6A). oklch(45.3% 0.079 214.1), rgb(1, 97, 113).
Aa
White text reads best on this color (7.11:1).
About this color
#016171 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 45%, its chroma 0.079 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.012 away. White text reads best on it, at 7.11:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.94:1 |
| White text | 7.11:1 |
Values
| HEX | #016171 |
| RGB | rgb(1, 97, 113) |
| HSL | hsl(189, 98%, 22%) |
| OKLCH | oklch(45.3% 0.079 214.1) |
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 #016171 | 7.11:1 | AAA | Lc -89.1 | Fine for body text |
| Black text on #016171 | 2.94:1 | Fails | Lc 19.9 | Dividers and decoration only |
| #016171 text on white | 7.11:1 | AAA | Lc 84.2 | Fine for body text |
| #016171 text on black | 2.94:1 | Fails | Lc -17.8 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0ECEF
oklch(93.5% 0.013 214.4)
-
Step 200
200
#C7DEE4
oklch(88.5% 0.026 215.2)
-
Step 300
300
#9FC9D3
oklch(80.9% 0.046 213.9)
-
Step 400
400
#67ADBD
oklch(70.7% 0.074 214)
-
Step 500
500
#3498AC
oklch(63.1% 0.094 213.7)
-
Step 600
600
#008196
oklch(55.5% 0.098 214.4)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800 (this color)
#016171
oklch(45.3% 0.079 214.1)
-
Step 900
900
#0B4A56
oklch(37.8% 0.062 214.3)
-
Step 950
950
#0B2B32
oklch(26.9% 0.039 214.8)
#016171 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) | #565D72 | 0.072 |
| Deuteranopia (no green cones) | #485471 | 0.064 |
| Tritanopia (no blue cones) | #006766 | 0.031 |
| Achromatopsia (no color) | #585858 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #016171
#016171
oklch(45.3% 0.079 214.1)
- #7C4538
#7C4538
oklch(45.4% 0.079 34.2)
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 #016171, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.012
- Dark Aqua #05696B ΔE 0.031
- Dark Green Blue #1F6357 ΔE 0.046
- Deep Teal #00555A ΔE 0.048
- YInMn Blue #415A77 ΔE 0.050
- Light Navy Blue #2E5A88 ΔE 0.055
- Deep Sea Blue #015482 ΔE 0.056
- Deep Turquoise #017374 ΔE 0.057
Use #016171 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.