#317B27
Closest named color: Tree Green (#2A7E19). oklch(51.8% 0.14 141.4), rgb(49, 123, 39).
Aa
White text reads best on this color (5.25:1).
About this color
#317B27 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.140 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.017 away. White text reads best on it, at 5.25:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.99:1 |
| White text | 5.25:1 |
Values
| HEX | #317B27 |
| RGB | rgb(49, 123, 39) |
| HSL | hsl(113, 52%, 32%) |
| OKLCH | oklch(51.8% 0.14 141.4) |
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 #317B27 | 5.25:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #317B27 | 3.99:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #317B27 text on white | 5.25:1 | AA | Lc 75.8 | Fine for body text |
| #317B27 text on black | 3.99:1 | AA large text | Lc -25.9 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CCE0C9
oklch(88.5% 0.038 141.6)
-
Step 300
300
#A9CCA3
oklch(80.9% 0.068 141)
-
Step 400
400
#7AB271
oklch(70.8% 0.109 141.1)
-
Step 500
500
#559E4B
oklch(63.2% 0.139 141.4)
-
Step 600
600
#37882C
oklch(55.7% 0.15 141.4)
-
Step 700
700 (this color)
#317B27
oklch(51.8% 0.14 141.4)
-
Step 800
800
#235E1B
oklch(42.8% 0.117 141.4)
-
Step 900
900
#224D1D
oklch(37.7% 0.09 141.6)
-
Step 950
950
#152D12
oklch(26.9% 0.056 141.6)
#317B27 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) | #7E701C | 0.097 |
| Deuteranopia (no green cones) | #756A2E | 0.097 |
| Tritanopia (no blue cones) | #26776A | 0.092 |
| Achromatopsia (no color) | #6C6C6C | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #317B27
#317B27
oklch(51.8% 0.14 141.4)
- #8C4998
#8C4998
oklch(51.8% 0.139 321.4)
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 #317B27, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.017
- Dark Grass Green #388004 ΔE 0.027
- Jungle Green #048243 ΔE 0.031
- Green #008000 ΔE 0.037
- Forest Green #228B22 ΔE 0.050
- Olive Green #677A04 ΔE 0.058
- Dark Olive Green #556B2F ΔE 0.062
- Sea Green #2E8B57 ΔE 0.063
Use #317B27 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.