#166676
Closest named color: Dark Aqua (#05696B). oklch(47.2% 0.076 214.8), rgb(22, 102, 118).
Aa
White text reads best on this color (6.57:1).
About this color
#166676 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.076 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.024 away. White text reads best on it, at 6.57:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.19:1 |
| White text | 6.57:1 |
Values
| HEX | #166676 |
| RGB | rgb(22, 102, 118) |
| HSL | hsl(190, 69%, 27%) |
| OKLCH | oklch(47.2% 0.076 214.8) |
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 #166676 | 6.57:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #166676 | 3.19:1 | AA large text | Lc 21.9 | Dividers and decoration only |
| #166676 text on white | 6.57:1 | AA | Lc 82.2 | Fine for body text |
| #166676 text on black | 3.19:1 | AA large text | Lc -19.7 | 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 700.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A6C7D0
oklch(80.8% 0.038 216.1)
-
Step 400
400
#75AAB8
oklch(70.6% 0.059 216.1)
-
Step 500
500
#4E95A6
oklch(63% 0.076 215.3)
-
Step 600
600
#2D7F91
oklch(55.5% 0.082 215.1)
-
Step 700
700 (this color)
#166676
oklch(47.2% 0.076 214.8)
-
Step 800
800
#1C5864
oklch(42.8% 0.063 213.5)
-
Step 900
900
#1E4852
oklch(37.6% 0.049 215.6)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#166676 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) | #5B6277 | 0.069 |
| Deuteranopia (no green cones) | #4E5976 | 0.062 |
| Tritanopia (no blue cones) | #006C6B | 0.031 |
| Achromatopsia (no color) | #5D5D5D | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #166676
#166676
oklch(47.2% 0.076 214.8)
- #804B3E
#804B3E
oklch(47.2% 0.076 34.6)
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 #166676, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.024
- Petrol #005F6A ΔE 0.029
- Deep Turquoise #017374 ΔE 0.042
- Dark Aquamarine #017371 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.049
- Dark Green Blue #1F6357 ΔE 0.049
- Peacock Blue #016795 ΔE 0.050
- Denim #3B638C ΔE 0.051
Use #166676 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.