#1F8D2A
Closest named color: Forest Green (#228B22). oklch(56.3% 0.167 144.2), rgb(31, 141, 42).
Aa
Black text reads best on this color (4.90:1).
About this color
#1F8D2A is a medium-dark, vivid green. In OKLCH its lightness is 56%, its chroma 0.167 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.007 away. Black text reads best on it, at 4.90:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.90:1 |
| White text | 4.28:1 |
Values
| HEX | #1F8D2A |
| RGB | rgb(31, 141, 42) |
| HSL | hsl(126, 64%, 34%) |
| OKLCH | oklch(56.3% 0.167 144.2) |
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 #1F8D2A | 4.28:1 | AA large text | Lc -74.6 | Content text, not long reading |
| Black text on #1F8D2A | 4.90:1 | AA | Lc 35.0 | Non-text elements, placeholder text |
| #1F8D2A text on white | 4.28:1 | AA large text | Lc 69.1 | Content text, not long reading |
| #1F8D2A text on black | 4.90:1 | AA | Lc -32.5 | 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 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
#C9E1C8
oklch(88.5% 0.042 144.1)
-
Step 300
300
#A4CEA2
oklch(81% 0.075 143.7)
-
Step 400
400
#70B470
oklch(70.7% 0.119 144.2)
-
Step 500
500
#44A048
oklch(63% 0.153 144.2)
-
Step 600
600 (this color)
#1F8D2A
oklch(56.3% 0.167 144.2)
-
Step 700
700
#077619
oklch(49.2% 0.156 144.1)
-
Step 800
800
#0F6018
oklch(42.8% 0.129 144.2)
-
Step 900
900
#184F1B
oklch(37.9% 0.1 144.1)
-
Step 950
950
#102E11
oklch(27% 0.063 144.2)
#1F8D2A 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) | #907F1C | 0.123 |
| Deuteranopia (no green cones) | #847733 | 0.122 |
| Tritanopia (no blue cones) | #008979 | 0.105 |
| Achromatopsia (no color) | #7A7A7A | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F8D2A
#1F8D2A
oklch(56.3% 0.167 144.2)
- #A34CAB
#A34CAB
oklch(56.3% 0.166 324.2)
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 #1F8D2A, closest first.
No curated palette has a color within ΔE 0.04 of #1F8D2A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.007
- Emerald Green #028F1E ΔE 0.015
- Kelley Green #009337 ΔE 0.018
- Irish Green #019529 ΔE 0.024
- True Green #089404 ΔE 0.032
- Dark Grass Green #388004 ΔE 0.038
- Tree Green #2A7E19 ΔE 0.044
- Green #008000 ΔE 0.045
Use #1F8D2A 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.