#177758
Closest named color: Dark Aquamarine (#017371). oklch(50.8% 0.099 165.7), rgb(23, 119, 88).
Aa
White text reads best on this color (5.50:1).
About this color
#177758 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.099 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.045 away. White text reads best on it, at 5.50:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.81:1 |
| White text | 5.50:1 |
Values
| HEX | #177758 |
| RGB | rgb(23, 119, 88) |
| HSL | hsl(161, 68%, 28%) |
| OKLCH | oklch(50.8% 0.099 165.7) |
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 #177758 | 5.50:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #177758 | 3.81:1 | AA large text | Lc 27.0 | Dividers and decoration only |
| #177758 text on white | 5.50:1 | AA | Lc 77.1 | Fine for body text |
| #177758 text on black | 3.81:1 | AA large text | Lc -24.7 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CADFD5
oklch(88.5% 0.026 165.6)
-
Step 300
300
#A5CBB9
oklch(80.9% 0.048 164.8)
-
Step 400
400
#71B095
oklch(70.7% 0.077 165.4)
-
Step 500
500
#479C7B
oklch(63.1% 0.097 165.4)
-
Step 600
600
#1F8764
oklch(55.7% 0.107 165.2)
-
Step 700
700 (this color)
#177758
oklch(50.8% 0.099 165.7)
-
Step 800
800
#125D44
oklch(42.7% 0.082 165.4)
-
Step 900
900
#194C39
oklch(37.6% 0.064 165.3)
-
Step 950
950
#102D22
oklch(27.1% 0.041 166.1)
#177758 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) | #746E56 | 0.097 |
| Deuteranopia (no green cones) | #68655A | 0.094 |
| Tritanopia (no blue cones) | #00776E | 0.034 |
| Achromatopsia (no color) | #696969 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #177758
#177758
oklch(50.8% 0.099 165.7)
- #8D4D72
#8D4D72
oklch(50.9% 0.098 345.5)
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 #177758, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.045
- Bluegreen #017A79 ΔE 0.049
- Deep Turquoise #017374 ΔE 0.050
- Jungle Green #048243 ΔE 0.052
- Teal #008080 ΔE 0.060
- Deep Aqua #08787F ΔE 0.061
- Dark Aqua #05696B ΔE 0.062
- Dark Green Blue #1F6357 ΔE 0.064
Use #177758 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.