#199866
Closest named color: Viridian (#1E9167). oklch(60.3% 0.129 160.3), rgb(25, 152, 102).
Aa
Black text reads best on this color (5.72:1).
About this color
#199866 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.129 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Viridian (#1E9167), ΔE 0.022 away. Black text reads best on it, at 5.72:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Viridian (#1E9167) |
| Black text | 5.72:1 |
| White text | 3.66:1 |
Values
| HEX | #199866 |
| RGB | rgb(25, 152, 102) |
| HSL | hsl(156, 72%, 35%) |
| OKLCH | oklch(60.3% 0.129 160.3) |
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 #199866 | 3.66:1 | AA large text | Lc -69.3 | Content text, not long reading |
| Black text on #199866 | 5.72:1 | AA | Lc 40.3 | Non-text elements, placeholder text |
| #199866 text on white | 3.66:1 | AA large text | Lc 63.8 | Content text, not long reading |
| #199866 text on black | 5.72:1 | AA | Lc -37.9 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE6
oklch(93.6% 0.018 161.1)
-
Step 200
200
#C6E1D1
oklch(88.5% 0.036 159.6)
-
Step 300
300
#9DCEB3
oklch(80.9% 0.064 160.4)
-
Step 400
400
#63B48B
oklch(70.7% 0.101 160.2)
-
Step 500
500 (this color)
#199866
oklch(60.3% 0.129 160.3)
-
Step 600
600
#00895A
oklch(55.6% 0.125 160.5)
-
Step 700
700
#00734B
oklch(49% 0.11 160.6)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#014F32
oklch(37.8% 0.084 160.3)
-
Step 950
950
#072E1D
oklch(26.9% 0.054 160.2)
#199866 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) | #968C63 | 0.122 |
| Deuteranopia (no green cones) | #878169 | 0.119 |
| Tritanopia (no blue cones) | #00978B | 0.055 |
| Achromatopsia (no color) | #858585 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #199866
#199866
oklch(60.3% 0.129 160.3)
- #B35F99
#B35F99
oklch(60.2% 0.13 340.1)
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 #199866, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Viridian #1E9167 ΔE 0.022
- Ocean Green #3D9973 ΔE 0.028
- Light Forest Green #4F9153 ΔE 0.036
- Sea Green #2E8B57 ΔE 0.038
- Jade #1FA774 ΔE 0.045
- Fern Green #548D44 ΔE 0.049
- Blue Green #0F9B8E ΔE 0.057
- Kelley Green #009337 ΔE 0.057
Use #199866 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.