#319F2D
Closest named color: Grass Green (#3F9B0B). oklch(61.8% 0.181 142.6), rgb(49, 159, 45).
Aa
Black text reads best on this color (6.12:1).
About this color
#319F2D is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.181 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.017 away. Black text reads best on it, at 6.12:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.181) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 6.12:1 |
| White text | 3.42:1 |
Values
| HEX | #319F2D |
| RGB | rgb(49, 159, 45) |
| HSL | hsl(118, 56%, 40%) |
| OKLCH | oklch(61.8% 0.181 142.6) |
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 #319F2D | 3.42:1 | AA large text | Lc -66.8 | Content text, not long reading |
| Black text on #319F2D | 6.12:1 | AA | Lc 42.7 | Non-text elements, placeholder text |
| #319F2D text on white | 3.42:1 | AA large text | Lc 61.3 | Content text, not long reading |
| #319F2D text on black | 6.12:1 | AA | Lc -40.4 | 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 500.
-
Step 50
50
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E1EFDF
oklch(93.7% 0.026 141.8)
-
Step 200
200
#C7E2C4
oklch(88.5% 0.05 142.4)
-
Step 300
300
#A0D09B
oklch(81% 0.089 142.3)
-
Step 400
400
#68B663
oklch(70.6% 0.14 142.7)
-
Step 500
500 (this color)
#319F2D
oklch(61.8% 0.181 142.6)
-
Step 600
600
#008C02
oklch(55.5% 0.188 142.6)
-
Step 700
700
#007601
oklch(49% 0.166 142.6)
-
Step 800
800
#006101
oklch(42.7% 0.145 142.6)
-
Step 900
900
#0D500B
oklch(37.7% 0.118 142.5)
-
Step 950
950
#0B2F0A
oklch(27% 0.074 142.8)
#319F2D 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) | #A3901B | 0.128 |
| Deuteranopia (no green cones) | #968738 | 0.129 |
| Tritanopia (no blue cones) | #159A88 | 0.116 |
| Achromatopsia (no color) | #8B8B8B | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #319F2D
#319F2D
oklch(61.8% 0.181 142.6)
- #B759C4
#B759C4
oklch(61.9% 0.181 322.6)
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 #319F2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.017
- Grassy Green #419C03 ΔE 0.018
- Kelly Green #02AB2E ΔE 0.035
- Irish Green #019529 ΔE 0.036
- Mid Green #50A747 ΔE 0.042
- True Green #089404 ΔE 0.042
- Kelley Green #009337 ΔE 0.044
- Medium Green #39AD48 ΔE 0.044
Use #319F2D 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.