#319831
Closest named color: Irish Green (#019529). oklch(59.9% 0.169 143.1), rgb(49, 152, 49).
Aa
Black text reads best on this color (5.66:1).
About this color
#319831 is a medium-dark, vivid green. In OKLCH its lightness is 60%, its chroma 0.169 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Irish Green (#019529), ΔE 0.022 away. Black text reads best on it, at 5.66:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.169) |
| Temperature | in between |
| Nearest name | Irish Green (#019529) |
| Black text | 5.66:1 |
| White text | 3.70:1 |
Values
| HEX | #319831 |
| RGB | rgb(49, 152, 49) |
| HSL | hsl(120, 51%, 39%) |
| OKLCH | oklch(59.9% 0.169 143.1) |
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 #319831 | 3.70:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #319831 | 5.66:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #319831 text on white | 3.70:1 | AA large text | Lc 64.2 | Content text, not long reading |
| #319831 text on black | 5.66:1 | AA | Lc -37.5 | 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 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
#C8E1C6
oklch(88.4% 0.045 143.2)
-
Step 300
300
#A1CF9E
oklch(80.9% 0.083 143.2)
-
Step 400
400
#6BB568
oklch(70.6% 0.132 143.2)
-
Step 500
500 (this color)
#319831
oklch(59.9% 0.169 143.1)
-
Step 600
600
#048C10
oklch(55.5% 0.184 143.1)
-
Step 700
700
#00760A
oklch(49.1% 0.164 143.1)
-
Step 800
800
#016107
oklch(42.7% 0.142 143.1)
-
Step 900
900
#124F13
oklch(37.6% 0.11 143.2)
-
Step 950
950
#0D2F0D
oklch(27.1% 0.07 143.3)
#319831 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) | #9B8A23 | 0.121 |
| Deuteranopia (no green cones) | #8F813A | 0.122 |
| Tritanopia (no blue cones) | #189483 | 0.107 |
| Achromatopsia (no color) | #858585 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #319831
#319831
oklch(59.9% 0.169 143.1)
- #AE57B9
#AE57B9
oklch(59.9% 0.168 323)
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 #319831, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Irish Green #019529 ΔE 0.022
- Grass Green #3F9B0B ΔE 0.024
- Kelley Green #009337 ΔE 0.025
- Grassy Green #419C03 ΔE 0.028
- True Green #089404 ΔE 0.033
- Emerald Green #028F1E ΔE 0.037
- Forest Green #228B22 ΔE 0.041
- Sap Green #5C8B15 ΔE 0.045
Use #319831 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.