#439E1B
Closest named color: Grassy Green (#419C03). oklch(62% 0.182 138.6), rgb(67, 158, 27).
Aa
Black text reads best on this color (6.14:1).
About this color
#439E1B is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.182 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grassy Green (#419C03), ΔE 0.009 away. Black text reads best on it, at 6.14:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.182) |
| Temperature | in between |
| Nearest name | Grassy Green (#419C03) |
| Black text | 6.14:1 |
| White text | 3.41:1 |
Values
| HEX | #439E1B |
| RGB | rgb(67, 158, 27) |
| HSL | hsl(102, 71%, 36%) |
| OKLCH | oklch(62% 0.182 138.6) |
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 #439E1B | 3.41:1 | AA large text | Lc -66.7 | Content text, not long reading |
| Black text on #439E1B | 6.14:1 | AA | Lc 42.8 | Non-text elements, placeholder text |
| #439E1B text on white | 3.41:1 | AA large text | Lc 61.3 | Content text, not long reading |
| #439E1B text on black | 6.14:1 | AA | Lc -40.4 | 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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E2EEDE
oklch(93.6% 0.025 137.8)
-
Step 200
200
#C9E2C2
oklch(88.6% 0.051 138.9)
-
Step 300
300
#A4CF97
oklch(80.9% 0.089 138.5)
-
Step 400
400
#71B55B
oklch(70.7% 0.142 138.5)
-
Step 500
500 (this color)
#439E1B
oklch(62% 0.182 138.6)
-
Step 600
600
#338900
oklch(55.5% 0.173 138.5)
-
Step 700
700
#297300
oklch(48.9% 0.153 138.6)
-
Step 800
800
#205F00
oklch(42.8% 0.134 138.7)
-
Step 900
900
#1A4F00
oklch(37.7% 0.118 138.5)
-
Step 950
950
#102F05
oklch(27.1% 0.077 138.7)
#439E1B 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) | #A38F00 | 0.119 |
| Deuteranopia (no green cones) | #98882B | 0.119 |
| Tritanopia (no blue cones) | #3A9886 | 0.125 |
| Achromatopsia (no color) | #8B8B8B | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #439E1B
#439E1B
oklch(62% 0.182 138.6)
- #B35BCB
#B35BCB
oklch(62% 0.182 318.6)
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 #439E1B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grassy Green #419C03 ΔE 0.009
- Grass Green #3F9B0B ΔE 0.011
- Kelly Green #02AB2E ΔE 0.039
- Mid Green #50A747 ΔE 0.042
- Leaf Green #5CA904 ΔE 0.042
- Irish Green #019529 ΔE 0.043
- True Green #089404 ΔE 0.045
- Medium Green #39AD48 ΔE 0.047
Use #439E1B 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.