#31AA2E
Closest named color: Kelly Green (#02AB2E). oklch(64.8% 0.193 142.7), rgb(49, 170, 46).
Aa
Black text reads best on this color (6.91:1).
About this color
#31AA2E is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.193 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.013 away. Black text reads best on it, at 6.91:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.193) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.91:1 |
| White text | 3.03:1 |
Values
| HEX | #31AA2E |
| RGB | rgb(49, 170, 46) |
| HSL | hsl(119, 57%, 42%) |
| OKLCH | oklch(64.8% 0.193 142.7) |
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 #31AA2E | 3.03:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #31AA2E | 6.91:1 | AA | Lc 47.4 | Large or bold text, headings |
| #31AA2E text on white | 3.03:1 | AA large text | Lc 56.6 | Large or bold text, headings |
| #31AA2E text on black | 6.91:1 | AA | Lc -45.1 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDE
oklch(93.6% 0.028 142)
-
Step 200
200
#C6E3C3
oklch(88.6% 0.053 142.6)
-
Step 300
300
#9DD199
oklch(81% 0.094 142.9)
-
Step 400
400
#63B85E
oklch(70.8% 0.151 142.7)
-
Step 500
500 (this color)
#31AA2E
oklch(64.8% 0.193 142.7)
-
Step 600
600
#008C04
oklch(55.5% 0.188 142.7)
-
Step 700
700
#007603
oklch(49% 0.166 142.7)
-
Step 800
800
#006102
oklch(42.7% 0.144 142.7)
-
Step 900
900
#025103
oklch(37.7% 0.126 142.7)
-
Step 950
950
#083007
oklch(27.2% 0.08 142.6)
#31AA2E 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) | #AE9A18 | 0.137 |
| Deuteranopia (no green cones) | #A0903B | 0.138 |
| Tritanopia (no blue cones) | #09A592 | 0.124 |
| Achromatopsia (no color) | #949494 | 0.194 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31AA2E
#31AA2E
oklch(64.8% 0.193 142.7)
- #C45ED2
#C45ED2
oklch(64.9% 0.193 322.7)
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 #31AA2E, closest first.
No curated palette has a color within ΔE 0.04 of #31AA2E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.013
- Medium Green #39AD48 ΔE 0.024
- Leaf Green #5CA904 ΔE 0.030
- Shamrock #01B44C ΔE 0.031
- Grass #5CAC2D ΔE 0.032
- Mid Green #50A747 ΔE 0.035
- Grassy Green #419C03 ΔE 0.039
- Grass Green #3F9B0B ΔE 0.042
Use #31AA2E 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.