#1F771D
Closest named color: Tree Green (#2A7E19). oklch(50% 0.149 142.7), rgb(31, 119, 29).
Aa
White text reads best on this color (5.65:1).
About this color
#1F771D is a medium-dark, vivid green. In OKLCH its lightness is 50%, its chroma 0.149 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.024 away. White text reads best on it, at 5.65:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.71:1 |
| White text | 5.65:1 |
Values
| HEX | #1F771D |
| RGB | rgb(31, 119, 29) |
| HSL | hsl(119, 61%, 29%) |
| OKLCH | oklch(50% 0.149 142.7) |
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 #1F771D | 5.65:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #1F771D | 3.71:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #1F771D text on white | 5.65:1 | AA | Lc 77.8 | Fine for body text |
| #1F771D text on black | 3.71:1 | AA large text | Lc -24.0 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE1
oklch(93.7% 0.021 143.2)
-
Step 200
200
#CAE0C8
oklch(88.4% 0.04 142.9)
-
Step 300
300
#A6CDA2
oklch(80.9% 0.073 142.4)
-
Step 400
400
#74B370
oklch(70.7% 0.115 142.9)
-
Step 500
500
#4D9F48
oklch(63.1% 0.147 142.5)
-
Step 600
600
#2B8928
oklch(55.5% 0.159 142.6)
-
Step 700
700 (this color)
#1F771D
oklch(50% 0.149 142.7)
-
Step 800
800
#1A5F18
oklch(42.7% 0.124 142.7)
-
Step 900
900
#1D4E1B
oklch(37.7% 0.096 142.7)
-
Step 950
950
#122E11
oklch(27.1% 0.061 143)
#1F771D 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) | #7A6B0D | 0.106 |
| Deuteranopia (no green cones) | #706426 | 0.107 |
| Tritanopia (no blue cones) | #037365 | 0.096 |
| Achromatopsia (no color) | #676767 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F771D
#1F771D
oklch(50% 0.149 142.7)
- #8A4094
#8A4094
oklch(50.1% 0.149 322.7)
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 #1F771D, closest first.
No curated palette has a color within ΔE 0.04 of #1F771D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.024
- Green #008000 ΔE 0.034
- Dark Grass Green #388004 ΔE 0.038
- Jungle Green #048243 ΔE 0.043
- Forest Green #228B22 ΔE 0.061
- Dark Green #006400 ΔE 0.064
- Dark Olive Green #556B2F ΔE 0.068
- Camouflage Green #4B6113 ΔE 0.072
Use #1F771D 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.