#31A75D
Closest named color: Seaweed Green (#35AD6B). oklch(64.6% 0.151 151.6), rgb(49, 167, 93).
Aa
Black text reads best on this color (6.81:1).
About this color
#31A75D is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.151 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed Green (#35AD6B), ΔE 0.022 away. Black text reads best on it, at 6.81:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Seaweed Green (#35AD6B) |
| Black text | 6.81:1 |
| White text | 3.08:1 |
Values
| HEX | #31A75D |
| RGB | rgb(49, 167, 93) |
| HSL | hsl(142, 55%, 42%) |
| OKLCH | oklch(64.6% 0.151 151.6) |
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 #31A75D | 3.08:1 | AA large text | Lc -62.7 | Content text, not long reading |
| Black text on #31A75D | 6.81:1 | AA | Lc 46.7 | Large or bold text, headings |
| #31A75D text on white | 3.08:1 | AA large text | Lc 57.3 | Large or bold text, headings |
| #31A75D text on black | 6.81:1 | AA | Lc -44.4 | 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
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E0EEE3
oklch(93.6% 0.021 152.2)
-
Step 200
200
#C6E1CC
oklch(88.4% 0.04 152.1)
-
Step 300
300
#9ECFA9
oklch(81% 0.074 151.3)
-
Step 400
400
#64B67B
oklch(70.8% 0.118 151.4)
-
Step 500
500 (this color)
#31A75D
oklch(64.6% 0.151 151.6)
-
Step 600
600
#008A44
oklch(55.5% 0.147 151.7)
-
Step 700
700
#007538
oklch(49.2% 0.131 151.5)
-
Step 800
800
#00602D
oklch(42.8% 0.114 151.6)
-
Step 900
900
#035025
oklch(37.8% 0.099 151.5)
-
Step 950
950
#082F16
oklch(27.1% 0.063 151.4)
#31A75D 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) | #A89957 | 0.128 |
| Deuteranopia (no green cones) | #998F62 | 0.125 |
| Tritanopia (no blue cones) | #00A495 | 0.081 |
| Achromatopsia (no color) | #939393 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31A75D
#31A75D
oklch(64.6% 0.151 151.6)
- #C168B7
#C168B7
oklch(64.6% 0.15 331.4)
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 #31A75D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed Green #35AD6B ΔE 0.022
- Jade Green #2BAF6A ΔE 0.024
- Mid Green #50A747 ΔE 0.028
- Jade #1FA774 ΔE 0.030
- Medium Green #39AD48 ΔE 0.033
- Algae #54AC68 ΔE 0.033
- Muted Green #5FA052 ΔE 0.035
- Dark Pastel Green #56AE57 ΔE 0.036
Use #31A75D 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.