#1F8166
Closest named color: Teal (#008080). oklch(54.1% 0.098 169.8), rgb(31, 129, 102).
Aa
White text reads best on this color (4.78:1).
About this color
#1F8166 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.098 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Teal (#008080), ΔE 0.041 away. White text reads best on it, at 4.78:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Teal (#008080) |
| Black text | 4.39:1 |
| White text | 4.78:1 |
Values
| HEX | #1F8166 |
| RGB | rgb(31, 129, 102) |
| HSL | hsl(163, 61%, 31%) |
| OKLCH | oklch(54.1% 0.098 169.8) |
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 #1F8166 | 4.78:1 | AA | Lc -78.3 | Fine for body text |
| Black text on #1F8166 | 4.39:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #1F8166 text on white | 4.78:1 | AA | Lc 72.8 | Content text, not long reading |
| #1F8166 text on black | 4.39:1 | AA large text | Lc -28.9 | 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 600.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CADFD6
oklch(88.5% 0.026 168.2)
-
Step 300
300
#A5CABC
oklch(80.8% 0.044 170.2)
-
Step 400
400
#73AF9A
oklch(70.7% 0.07 170.2)
-
Step 500
500
#4A9B81
oklch(63.1% 0.09 169.9)
-
Step 600
600 (this color)
#1F8166
oklch(54.1% 0.098 169.8)
-
Step 700
700
#157158
oklch(49.1% 0.091 169.4)
-
Step 800
800
#175C48
oklch(42.7% 0.075 169.3)
-
Step 900
900
#1B4C3D
oklch(37.8% 0.059 169.9)
-
Step 950
950
#122C24
oklch(27% 0.036 171.2)
#1F8166 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) | #7D7865 | 0.099 |
| Deuteranopia (no green cones) | #716F68 | 0.096 |
| Tritanopia (no blue cones) | #008279 | 0.028 |
| Achromatopsia (no color) | #727272 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F8166
#1F8166
oklch(54.1% 0.098 169.8)
- #995677
#995677
oklch(54.1% 0.098 350)
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 #1F8166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.041
- Bluegreen #017A79 ΔE 0.043
- Sea Green #2E8B57 ΔE 0.044
- Viridian #1E9167 ΔE 0.050
- Jungle Green #048243 ΔE 0.053
- Dark Sage #598556 ΔE 0.054
- Dark Aquamarine #017371 ΔE 0.054
- Dark Cyan #008B8B ΔE 0.055
Use #1F8166 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.