#40A64C
Closest named color: Mid Green (#50A747). oklch(64.5% 0.159 145.5), rgb(64, 166, 76).
Aa
Black text reads best on this color (6.77:1).
About this color
#40A64C is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.159 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.013 away. Black text reads best on it, at 6.77:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.77:1 |
| White text | 3.09:1 |
Values
| HEX | #40A64C |
| RGB | rgb(64, 166, 76) |
| HSL | hsl(127, 44%, 45%) |
| OKLCH | oklch(64.5% 0.159 145.5) |
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 #40A64C | 3.09:1 | AA large text | Lc -63.0 | Content text, not long reading |
| Black text on #40A64C | 6.77:1 | AA | Lc 46.4 | Large or bold text, headings |
| #40A64C text on white | 3.09:1 | AA large text | Lc 57.6 | Large or bold text, headings |
| #40A64C text on black | 6.77:1 | AA | Lc -44.1 | 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
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C8E1C8
oklch(88.4% 0.043 145.2)
-
Step 300
300
#A1CFA2
oklch(81% 0.079 145.3)
-
Step 400
400
#6BB56F
oklch(70.7% 0.125 145.3)
-
Step 500
500 (this color)
#40A64C
oklch(64.5% 0.159 145.5)
-
Step 600
600
#008C28
oklch(55.7% 0.172 145.6)
-
Step 700
700
#007620
oklch(49.2% 0.152 145.5)
-
Step 800
800
#006119
oklch(42.8% 0.133 145.6)
-
Step 900
900
#114F1B
oklch(37.6% 0.103 145.6)
-
Step 950
950
#0D2F11
oklch(27.2% 0.066 145.6)
#40A64C 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) | #A99844 | 0.122 |
| Deuteranopia (no green cones) | #9C8F53 | 0.121 |
| Tritanopia (no blue cones) | #29A292 | 0.097 |
| Achromatopsia (no color) | #929292 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40A64C
#40A64C
oklch(64.5% 0.159 145.5)
- #BD67C1
#BD67C1
oklch(64.4% 0.159 325.6)
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 #40A64C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.013
- Medium Green #39AD48 ΔE 0.022
- Dark Pastel Green #56AE57 ΔE 0.032
- Muted Green #5FA052 ΔE 0.033
- Fern #63A950 ΔE 0.033
- Seaweed Green #35AD6B ΔE 0.035
- Jade Green #2BAF6A ΔE 0.036
- Grass #5CAC2D ΔE 0.040
Use #40A64C 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.