#176F5E
Closest named color: Dark Aquamarine (#017371). oklch(48.8% 0.084 176.2), rgb(23, 111, 94).
Aa
White text reads best on this color (6.04:1).
About this color
#176F5E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 49%, its chroma 0.084 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.029 away. White text reads best on it, at 6.04:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.47:1 |
| White text | 6.04:1 |
Values
| HEX | #176F5E |
| RGB | rgb(23, 111, 94) |
| HSL | hsl(168, 66%, 26%) |
| OKLCH | oklch(48.8% 0.084 176.2) |
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 #176F5E | 6.04:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #176F5E | 3.47:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #176F5E text on white | 6.04:1 | AA | Lc 79.9 | Fine for body text |
| #176F5E text on black | 3.47:1 | AA large text | Lc -22.0 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#CADED8
oklch(88.4% 0.023 175.9)
-
Step 300
300
#A6CAC0
oklch(81% 0.041 176.5)
-
Step 400
400
#74AE9F
oklch(70.6% 0.065 176.3)
-
Step 500
500
#4B9A88
oklch(63.1% 0.083 176.6)
-
Step 600
600
#288471
oklch(55.5% 0.09 176.1)
-
Step 700
700 (this color)
#176F5E
oklch(48.8% 0.084 176.2)
-
Step 800
800
#195B4E
oklch(42.6% 0.069 176.9)
-
Step 900
900
#1C4B41
oklch(37.7% 0.054 177)
-
Step 950
950
#122C26
oklch(27% 0.034 176.7)
#176F5E 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) | #6B685D | 0.088 |
| Deuteranopia (no green cones) | #5F5F5F | 0.084 |
| Tritanopia (no blue cones) | #00716A | 0.018 |
| Achromatopsia (no color) | #636363 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #176F5E
#176F5E
oklch(48.8% 0.084 176.2)
- #854B61
#854B61
oklch(48.8% 0.083 356.4)
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 #176F5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.029
- Deep Turquoise #017374 ΔE 0.033
- Dark Aqua #05696B ΔE 0.033
- Dark Green Blue #1F6357 ΔE 0.037
- Bluegreen #017A79 ΔE 0.046
- Deep Aqua #08787F ΔE 0.052
- Petrol #005F6A ΔE 0.063
- Teal #008080 ΔE 0.063
Use #176F5E 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.