#31AC16
Closest named color: Kelly Green (#02AB2E). oklch(65.2% 0.206 141), rgb(49, 172, 22).
Aa
Black text reads best on this color (7.04:1).
About this color
#31AC16 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.206 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.017 away. Black text reads best on it, at 7.04:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.206) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 7.04:1 |
| White text | 2.98:1 |
Values
| HEX | #31AC16 |
| RGB | rgb(49, 172, 22) |
| HSL | hsl(109, 77%, 38%) |
| OKLCH | oklch(65.2% 0.206 141) |
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 #31AC16 | 2.98:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #31AC16 | 7.04:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #31AC16 text on white | 2.98:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #31AC16 text on black | 7.04:1 | AAA | Lc -45.9 | Large or bold text, headings |
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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E0EFDD
oklch(93.6% 0.029 140.5)
-
Step 200
200
#C6E3C0
oklch(88.5% 0.056 140.3)
-
Step 300
300
#9DD194
oklch(80.9% 0.1 140.9)
-
Step 400
400
#62B954
oklch(70.8% 0.162 141)
-
Step 500
500 (this color)
#31AC16
oklch(65.2% 0.206 141)
-
Step 600
600
#1F8B00
oklch(55.6% 0.182 140.9)
-
Step 700
700
#187500
oklch(49.1% 0.161 141)
-
Step 800
800
#126000
oklch(42.7% 0.14 141)
-
Step 900
900
#0D5000
oklch(37.6% 0.124 141)
-
Step 950
950
#073002
oklch(27.1% 0.086 141.1)
#31AC16 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) | #B19B00 | 0.143 |
| Deuteranopia (no green cones) | #A3922C | 0.141 |
| Tritanopia (no blue cones) | #11A692 | 0.137 |
| Achromatopsia (no color) | #959595 | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31AC16
#31AC16
oklch(65.2% 0.206 141)
- #C65BDA
#C65BDA
oklch(65.2% 0.206 321.1)
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 #31AC16, closest first.
No curated palette has a color within ΔE 0.04 of #31AC16.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.017
- Leaf Green #5CA904 ΔE 0.030
- Medium Green #39AD48 ΔE 0.036
- Grass #5CAC2D ΔE 0.036
- Shamrock #01B44C ΔE 0.037
- Grassy Green #419C03 ΔE 0.045
- Leafy Green #51B73B ΔE 0.046
- Grass Green #3F9B0B ΔE 0.048
Use #31AC16 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.