#017657
Closest named color: Dark Aquamarine (#017371). oklch(50.2% 0.103 166.8), rgb(1, 118, 87).
Aa
White text reads best on this color (5.62:1).
About this color
#017657 is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.103 and its hue 167°. 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 5.62:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #017657 |
| RGB | rgb(1, 118, 87) |
| HSL | hsl(164, 98%, 23%) |
| OKLCH | oklch(50.2% 0.103 166.8) |
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 #017657 | 5.62:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #017657 | 3.73:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #017657 text on white | 5.62:1 | AA | Lc 77.6 | Fine for body text |
| #017657 text on black | 3.73:1 | AA large text | Lc -24.2 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C9DFD5
oklch(88.4% 0.027 166.7)
-
Step 300
300
#A3CBBA
oklch(80.8% 0.049 167.4)
-
Step 400
400
#6EB196
oklch(70.8% 0.08 166.6)
-
Step 500
500
#409D7C
oklch(63.1% 0.102 166.7)
-
Step 600
600
#108765
oklch(55.5% 0.11 166.9)
-
Step 700
700 (this color)
#017657
oklch(50.2% 0.103 166.8)
-
Step 800
800
#075D45
oklch(42.6% 0.084 167.3)
-
Step 900
900
#154D3A
oklch(37.8% 0.067 166.5)
-
Step 950
950
#0E2D22
oklch(27% 0.042 167)
#017657 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) | #736D55 | 0.102 |
| Deuteranopia (no green cones) | #676459 | 0.099 |
| Tritanopia (no blue cones) | #00766D | 0.035 |
| Achromatopsia (no color) | #676767 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #017657
#017657
oklch(50.2% 0.103 166.8)
- #8D4A6F
#8D4A6F
oklch(50.2% 0.102 347.1)
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 #017657, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.045
- Deep Turquoise #017374 ΔE 0.050
- Bluegreen #017A79 ΔE 0.052
- Jungle Green #048243 ΔE 0.054
- Dark Aqua #05696B ΔE 0.060
- Dark Green Blue #1F6357 ΔE 0.061
- Deep Aqua #08787F ΔE 0.063
- Teal #008080 ΔE 0.063
Use #017657 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.