#31A949
Closest named color: Medium Green (#39AD48). oklch(64.8% 0.171 146.6), rgb(49, 169, 73).
Aa
Black text reads best on this color (6.90:1).
About this color
#31A949 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.171 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Green (#39AD48), ΔE 0.014 away. Black text reads best on it, at 6.90:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 6.90:1 |
| White text | 3.04:1 |
Values
| HEX | #31A949 |
| RGB | rgb(49, 169, 73) |
| HSL | hsl(132, 55%, 43%) |
| OKLCH | oklch(64.8% 0.171 146.6) |
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 #31A949 | 3.04:1 | AA large text | Lc -62.1 | Content text, not long reading |
| Black text on #31A949 | 6.90:1 | AA | Lc 47.3 | Large or bold text, headings |
| #31A949 text on white | 3.04:1 | AA large text | Lc 56.8 | Large or bold text, headings |
| #31A949 text on black | 6.90:1 | AA | Lc -45.0 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFE1
oklch(93.7% 0.024 147.3)
-
Step 200
200
#C6E2C7
oklch(88.5% 0.047 146.1)
-
Step 300
300
#9DD0A1
oklch(80.9% 0.084 146.8)
-
Step 400
400
#63B76D
oklch(70.8% 0.134 146.6)
-
Step 500
500 (this color)
#31A949
oklch(64.8% 0.171 146.6)
-
Step 600
600
#008C2E
oklch(55.7% 0.168 146.5)
-
Step 700
700
#007526
oklch(49% 0.147 146.7)
-
Step 800
800
#00601D
oklch(42.6% 0.128 146.5)
-
Step 900
900
#025018
oklch(37.6% 0.112 146.6)
-
Step 950
950
#082F0F
oklch(26.9% 0.071 146.3)
#31A949 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) | #AB9A40 | 0.132 |
| Deuteranopia (no green cones) | #9D9050 | 0.131 |
| Tritanopia (no blue cones) | #00A594 | 0.103 |
| Achromatopsia (no color) | #949494 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31A949
#31A949
oklch(64.8% 0.171 146.6)
- #C363C5
#C363C5
oklch(64.8% 0.173 326.6)
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 #31A949, closest first.
No curated palette has a color within ΔE 0.04 of #31A949.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.014
- Mid Green #50A747 ΔE 0.020
- Kelly Green #02AB2E ΔE 0.032
- Shamrock #01B44C ΔE 0.032
- Dark Pastel Green #56AE57 ΔE 0.036
- Jade Green #2BAF6A ΔE 0.037
- Grass #5CAC2D ΔE 0.037
- Seaweed Green #35AD6B ΔE 0.039
Use #31A949 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.