#319C39
Closest named color: Grass Green (#3F9B0B). oklch(61.1% 0.168 144.3), rgb(49, 156, 57).
Aa
Black text reads best on this color (5.94:1).
About this color
#319C39 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.168 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.025 away. Black text reads best on it, at 5.94:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.94:1 |
| White text | 3.53:1 |
Values
| HEX | #319C39 |
| RGB | rgb(49, 156, 57) |
| HSL | hsl(124, 52%, 40%) |
| OKLCH | oklch(61.1% 0.168 144.3) |
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 #319C39 | 3.53:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #319C39 | 5.94:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #319C39 text on white | 3.53:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #319C39 text on black | 5.94:1 | AA | Lc -39.2 | 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C8E2C7
oklch(88.6% 0.046 144.2)
-
Step 300
300
#A0CF9F
oklch(80.9% 0.083 144.2)
-
Step 400
400
#69B66A
oklch(70.7% 0.133 144.3)
-
Step 500
500 (this color)
#319C39
oklch(61.1% 0.168 144.3)
-
Step 600
600
#008C1D
oklch(55.6% 0.179 144.2)
-
Step 700
700
#007617
oklch(49.1% 0.158 144.3)
-
Step 800
800
#006111
oklch(42.8% 0.138 144.2)
-
Step 900
900
#0F5015
oklch(37.8% 0.11 144.2)
-
Step 950
950
#0C2F0E
oklch(27.1% 0.07 144.3)
#319C39 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) | #9F8E2E | 0.124 |
| Deuteranopia (no green cones) | #928541 | 0.123 |
| Tritanopia (no blue cones) | #119887 | 0.104 |
| Achromatopsia (no color) | #888888 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #319C39
#319C39
oklch(61.1% 0.168 144.3)
- #B35ABB
#B35ABB
oklch(61% 0.168 324.2)
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 #319C39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.025
- Grassy Green #419C03 ΔE 0.028
- Irish Green #019529 ΔE 0.032
- Kelley Green #009337 ΔE 0.034
- True Green #089404 ΔE 0.042
- Mid Green #50A747 ΔE 0.044
- Kelly Green #02AB2E ΔE 0.048
- Emerald Green #028F1E ΔE 0.048
Use #319C39 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.