#177686
Closest named color: Deep Aqua (#08787F). oklch(52.2% 0.085 212.2), rgb(23, 118, 134).
Aa
White text reads best on this color (5.28:1).
About this color
#177686 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.085 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.015 away. White text reads best on it, at 5.28:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 3.97:1 |
| White text | 5.28:1 |
Values
| HEX | #177686 |
| RGB | rgb(23, 118, 134) |
| HSL | hsl(189, 71%, 31%) |
| OKLCH | oklch(52.2% 0.085 212.2) |
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 #177686 | 5.28:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #177686 | 3.97:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #177686 text on white | 5.28:1 | AA | Lc 75.9 | Fine for body text |
| #177686 text on black | 3.97:1 | AA large text | Lc -25.8 | 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 700.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C9DDE2
oklch(88.4% 0.022 214.4)
-
Step 300
300
#A3C8D0
oklch(80.9% 0.041 212.3)
-
Step 400
400
#6FACB9
oklch(70.8% 0.066 212.6)
-
Step 500
500
#4397A7
oklch(63.1% 0.084 212)
-
Step 600
600
#188193
oklch(55.6% 0.092 212.7)
-
Step 700
700 (this color)
#177686
oklch(52.2% 0.085 212.2)
-
Step 800
800
#0D5965
oklch(42.7% 0.07 211.4)
-
Step 900
900
#164953
oklch(37.7% 0.055 213.2)
-
Step 950
950
#0F2B30
oklch(27% 0.035 210.9)
#177686 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) | #6A7287 | 0.079 |
| Deuteranopia (no green cones) | #5B6786 | 0.071 |
| Tritanopia (no blue cones) | #007C7B | 0.030 |
| Achromatopsia (no color) | #6C6C6C | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #177686
#177686
oklch(52.2% 0.085 212.2)
- #94564A
#94564A
oklch(52.2% 0.085 31.8)
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 #177686, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.015
- Ocean #017B92 ΔE 0.021
- Sea Blue #047495 ΔE 0.027
- Bluegreen #017A79 ΔE 0.028
- Deep Turquoise #017374 ΔE 0.030
- Dark Aquamarine #017371 ΔE 0.035
- Teal #008080 ΔE 0.035
- Ocean Blue #03719C ΔE 0.043
Use #177686 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.