#1D831E
Closest named color: Tree Green (#2A7E19). oklch(53.4% 0.163 143), rgb(29, 131, 30).
Aa
White text reads best on this color (4.86:1).
About this color
#1D831E is a medium-dark, vivid green. In OKLCH its lightness is 53%, its chroma 0.163 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 0.015 away. White text reads best on it, at 4.86:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.31:1 |
| White text | 4.86:1 |
Values
| HEX | #1D831E |
| RGB | rgb(29, 131, 30) |
| HSL | hsl(121, 64%, 31%) |
| OKLCH | oklch(53.4% 0.163 143) |
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 #1D831E | 4.86:1 | AA | Lc -78.6 | Fine for body text |
| Black text on #1D831E | 4.31:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #1D831E text on white | 4.86:1 | AA | Lc 73.2 | Content text, not long reading |
| #1D831E text on black | 4.31:1 | AA large text | Lc -28.5 | 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 600.
-
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
#CAE1C8
oklch(88.6% 0.042 143)
-
Step 300
300
#A5CDA2
oklch(80.8% 0.073 143.1)
-
Step 400
400
#73B36F
oklch(70.6% 0.117 142.9)
-
Step 500
500
#4AA047
oklch(63.2% 0.151 142.9)
-
Step 600
600 (this color)
#1D831E
oklch(53.4% 0.163 143)
-
Step 700
700
#177518
oklch(49.2% 0.152 142.9)
-
Step 800
800
#175F17
oklch(42.6% 0.126 143)
-
Step 900
900
#1C4E1A
oklch(37.7% 0.098 142.7)
-
Step 950
950
#122E11
oklch(27.1% 0.061 143)
#1D831E 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) | #867609 | 0.116 |
| Deuteranopia (no green cones) | #7B6E29 | 0.117 |
| Tritanopia (no blue cones) | #007F70 | 0.105 |
| Achromatopsia (no color) | #717171 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D831E
#1D831E
oklch(53.4% 0.163 143)
- #9845A2
#9845A2
oklch(53.4% 0.163 323.2)
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 #1D831E, closest first.
No curated palette has a color within ΔE 0.04 of #1D831E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.015
- Dark Grass Green #388004 ΔE 0.017
- Green #008000 ΔE 0.019
- Forest Green #228B22 ΔE 0.025
- Emerald Green #028F1E ΔE 0.036
- Jungle Green #048243 ΔE 0.036
- Kelley Green #009337 ΔE 0.047
- Irish Green #019529 ΔE 0.053
Use #1D831E 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.