#179B22
Closest named color: Grass Green (#3F9B0B). oklch(60.1% 0.189 143.5), rgb(23, 155, 34).
Aa
Black text reads best on this color (5.74:1).
About this color
#179B22 is a medium-dark, vivid green. In OKLCH its lightness is 60%, its chroma 0.189 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.020 away. Black text reads best on it, at 5.74:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.189) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.74:1 |
| White text | 3.65:1 |
Values
| HEX | #179B22 |
| RGB | rgb(23, 155, 34) |
| HSL | hsl(125, 74%, 35%) |
| OKLCH | oklch(60.1% 0.189 143.5) |
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 #179B22 | 3.65:1 | AA large text | Lc -69.0 | Content text, not long reading |
| Black text on #179B22 | 5.74:1 | AA | Lc 40.6 | Non-text elements, placeholder text |
| #179B22 text on white | 3.65:1 | AA large text | Lc 63.5 | Content text, not long reading |
| #179B22 text on black | 5.74:1 | AA | Lc -38.2 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDF
oklch(93.7% 0.027 143.6)
-
Step 200
200
#C6E3C4
oklch(88.6% 0.052 143.4)
-
Step 300
300
#9DD19A
oklch(81% 0.093 143.3)
-
Step 400
400
#62B861
oklch(70.8% 0.148 143.6)
-
Step 500
500 (this color)
#179B22
oklch(60.1% 0.189 143.5)
-
Step 600
600
#008C15
oklch(55.5% 0.183 143.5)
-
Step 700
700
#007610
oklch(49.1% 0.161 143.5)
-
Step 800
800
#00610B
oklch(42.7% 0.141 143.5)
-
Step 900
900
#015108
oklch(37.8% 0.124 143.5)
-
Step 950
950
#073009
oklch(27.2% 0.079 143.7)
#179B22 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) | #9E8C03 | 0.135 |
| Deuteranopia (no green cones) | #918230 | 0.137 |
| Tritanopia (no blue cones) | #009684 | 0.121 |
| Achromatopsia (no color) | #868686 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #179B22
#179B22
oklch(60.1% 0.189 143.5)
- #B450C0
#B450C0
oklch(60.1% 0.189 323.3)
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 #179B22, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.020
- Irish Green #019529 ΔE 0.021
- Grassy Green #419C03 ΔE 0.022
- True Green #089404 ΔE 0.023
- Kelley Green #009337 ΔE 0.033
- Emerald Green #028F1E ΔE 0.037
- Kelly Green #02AB2E ΔE 0.046
- Forest Green #228B22 ΔE 0.048
Use #179B22 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.