#31934E
Closest named color: Light Forest Green (#4F9153). oklch(58.9% 0.138 149.7), rgb(49, 147, 78).
Aa
Black text reads best on this color (5.41:1).
About this color
#31934E is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.138 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.026 away. Black text reads best on it, at 5.41:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #31934E |
| RGB | rgb(49, 147, 78) |
| HSL | hsl(138, 50%, 38%) |
| OKLCH | oklch(58.9% 0.138 149.7) |
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 #31934E | 3.87:1 | AA large text | Lc -71.4 | Content text, not long reading |
| Black text on #31934E | 5.41:1 | AA | Lc 38.2 | Non-text elements, placeholder text |
| #31934E text on white | 3.87:1 | AA large text | Lc 65.9 | Content text, not long reading |
| #31934E text on black | 5.41:1 | AA | Lc -35.8 | 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 600.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#CAE0CD
oklch(88.5% 0.035 149.3)
-
Step 300
300
#A5CCAC
oklch(80.8% 0.061 150.1)
-
Step 400
400
#72B27F
oklch(70.7% 0.099 149.7)
-
Step 500
500
#499E5E
oklch(63% 0.126 149.5)
-
Step 600
600 (this color)
#31934E
oklch(58.9% 0.138 149.7)
-
Step 700
700
#137436
oklch(49.1% 0.128 149.8)
-
Step 800
800
#155E2D
oklch(42.6% 0.106 149.8)
-
Step 900
900
#1B4D29
oklch(37.6% 0.081 149.9)
-
Step 950
950
#112D18
oklch(26.9% 0.052 149.8)
#31934E 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) | #948749 | 0.113 |
| Deuteranopia (no green cones) | #887E53 | 0.112 |
| Tritanopia (no blue cones) | #089082 | 0.076 |
| Achromatopsia (no color) | #818181 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31934E
#31934E
oklch(58.9% 0.138 149.7)
- #A95CA4
#A95CA4
oklch(59% 0.137 329.5)
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 #31934E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.026
- Fern Green #548D44 ΔE 0.029
- Sea Green #2E8B57 ΔE 0.030
- Kelley Green #009337 ΔE 0.034
- Viridian #1E9167 ΔE 0.036
- Irish Green #019529 ΔE 0.046
- Moss Green #658B38 ΔE 0.047
- Forest Green #228B22 ΔE 0.048
Use #31934E 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.