#1D8366
Closest named color: Sea Green (#2E8B57). oklch(54.6% 0.101 168.8), rgb(29, 131, 102).
Aa
White text reads best on this color (4.67:1).
About this color
#1D8366 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.101 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.039 away. White text reads best on it, at 4.67:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.49:1 |
| White text | 4.67:1 |
Values
| HEX | #1D8366 |
| RGB | rgb(29, 131, 102) |
| HSL | hsl(163, 64%, 31%) |
| OKLCH | oklch(54.6% 0.101 168.8) |
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 #1D8366 | 4.67:1 | AA | Lc -77.5 | Fine for body text |
| Black text on #1D8366 | 4.49:1 | AA large text | Lc 32.0 | Non-text elements, placeholder text |
| #1D8366 text on white | 4.67:1 | AA | Lc 72.1 | Content text, not long reading |
| #1D8366 text on black | 4.49:1 | AA large text | Lc -29.6 | 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
#A5CBBB
oklch(81% 0.046 167.7)
-
Step 400
400
#72B099
oklch(70.8% 0.073 168.8)
-
Step 500
500
#489C80
oklch(63.2% 0.093 168.9)
-
Step 600
600 (this color)
#1D8366
oklch(54.6% 0.101 168.8)
-
Step 700
700
#107157
oklch(49% 0.094 168.9)
-
Step 800
800
#145C47
oklch(42.6% 0.077 168.7)
-
Step 900
900
#1A4C3C
oklch(37.8% 0.061 168.8)
-
Step 950
950
#112C23
oklch(26.9% 0.037 169.3)
#1D8366 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) | #7F7A65 | 0.101 |
| Deuteranopia (no green cones) | #727068 | 0.098 |
| Tritanopia (no blue cones) | #00847B | 0.031 |
| Achromatopsia (no color) | #747474 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D8366
#1D8366
oklch(54.6% 0.101 168.8)
- #9B577A
#9B577A
oklch(54.7% 0.1 348.7)
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 #1D8366, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.039
- Viridian #1E9167 ΔE 0.044
- Teal #008080 ΔE 0.044
- Bluegreen #017A79 ΔE 0.048
- Jungle Green #048243 ΔE 0.051
- Dark Sage #598556 ΔE 0.051
- Dark Cyan #008B8B ΔE 0.054
- Dark Aquamarine #017371 ΔE 0.060
Use #1D8366 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.