#159E42
Closest named color: Irish Green (#019529). oklch(61.2% 0.171 148), rgb(21, 158, 66).
Aa
Black text reads best on this color (6.00:1).
About this color
#159E42 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.171 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Irish Green (#019529), ΔE 0.033 away. Black text reads best on it, at 6.00:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Irish Green (#019529) |
| Black text | 6.00:1 |
| White text | 3.49:1 |
Values
| HEX | #159E42 |
| RGB | rgb(21, 158, 66) |
| HSL | hsl(140, 77%, 35%) |
| OKLCH | oklch(61.2% 0.171 148) |
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 #159E42 | 3.49:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #159E42 | 6.00:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #159E42 text on white | 3.49:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #159E42 text on black | 6.00:1 | AA | Lc -39.7 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFE1
oklch(93.7% 0.024 147.3)
-
Step 200
200
#C5E2C8
oklch(88.4% 0.047 148.1)
-
Step 300
300
#9CD0A2
oklch(80.9% 0.084 147.8)
-
Step 400
400
#60B770
oklch(70.7% 0.133 148.2)
-
Step 500
500 (this color)
#159E42
oklch(61.2% 0.171 148)
-
Step 600
600
#008B36
oklch(55.5% 0.161 148.1)
-
Step 700
700
#00752C
oklch(49% 0.142 148)
-
Step 800
800
#006023
oklch(42.7% 0.123 148.1)
-
Step 900
900
#00501C
oklch(37.6% 0.109 148.1)
-
Step 950
950
#062F11
oklch(26.9% 0.07 148.3)
#159E42 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) | #A08F39 | 0.136 |
| Deuteranopia (no green cones) | #918549 | 0.134 |
| Tritanopia (no blue cones) | #009B8A | 0.099 |
| Achromatopsia (no color) | #898989 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #159E42
#159E42
oklch(61.2% 0.171 148)
- #B858B7
#B858B7
oklch(61.2% 0.171 327.8)
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 #159E42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Irish Green #019529 ΔE 0.033
- Grass Green #3F9B0B ΔE 0.034
- Kelley Green #009337 ΔE 0.034
- Grassy Green #419C03 ΔE 0.036
- True Green #089404 ΔE 0.045
- Mid Green #50A747 ΔE 0.046
- Kelly Green #02AB2E ΔE 0.046
- Medium Green #39AD48 ΔE 0.049
Use #159E42 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.