#109B5F
Closest named color: Viridian (#1E9167). oklch(60.8% 0.141 157), rgb(16, 155, 95).
Aa
Black text reads best on this color (5.87:1).
About this color
#109B5F is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.141 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Viridian (#1E9167), ΔE 0.036 away. Black text reads best on it, at 5.87:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Viridian (#1E9167) |
| Black text | 5.87:1 |
| White text | 3.57:1 |
Values
| HEX | #109B5F |
| RGB | rgb(16, 155, 95) |
| HSL | hsl(154, 81%, 34%) |
| OKLCH | oklch(60.8% 0.141 157) |
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 #109B5F | 3.57:1 | AA large text | Lc -68.2 | Content text, not long reading |
| Black text on #109B5F | 5.87:1 | AA | Lc 41.3 | Non-text elements, placeholder text |
| #109B5F text on white | 3.57:1 | AA large text | Lc 62.8 | Content text, not long reading |
| #109B5F text on black | 5.87:1 | AA | Lc -38.9 | 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
#E0EEE5
oklch(93.6% 0.019 157.9)
-
Step 200
200
#C5E1CF
oklch(88.4% 0.038 157.3)
-
Step 300
300
#9CCFAF
oklch(81% 0.07 156.9)
-
Step 400
400
#60B585
oklch(70.6% 0.11 157.2)
-
Step 500
500 (this color)
#109B5F
oklch(60.8% 0.141 157)
-
Step 600
600
#008A53
oklch(55.7% 0.133 157)
-
Step 700
700
#007445
oklch(49.2% 0.117 157)
-
Step 800
800
#005F37
oklch(42.7% 0.102 156.7)
-
Step 900
900
#004F2D
oklch(37.6% 0.09 156.8)
-
Step 950
950
#062F1A
oklch(27.1% 0.059 156.1)
#109B5F 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) | #9A8E5B | 0.128 |
| Deuteranopia (no green cones) | #8B8363 | 0.126 |
| Tritanopia (no blue cones) | #009A8C | 0.066 |
| Achromatopsia (no color) | #878787 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #109B5F
#109B5F
oklch(60.8% 0.141 157)
- #B65EA1
#B65EA1
oklch(60.8% 0.141 336.9)
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 #109B5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Viridian #1E9167 ΔE 0.036
- Light Forest Green #4F9153 ΔE 0.039
- Ocean Green #3D9973 ΔE 0.039
- Jade #1FA774 ΔE 0.041
- Sea Green #2E8B57 ΔE 0.046
- Kelley Green #009337 ΔE 0.048
- Fern Green #548D44 ΔE 0.050
- Muted Green #5FA052 ΔE 0.054
Use #109B5F 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.