#73AA40
Closest named color: Leaf (#71AA34). oklch(67.7% 0.149 132.4), rgb(115, 170, 64).
Aa
Black text reads best on this color (7.55:1).
About this color
#73AA40 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.149 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf (#71AA34), ΔE 0.011 away. Black text reads best on it, at 7.55:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Leaf (#71AA34) |
| Black text | 7.55:1 |
| White text | 2.78:1 |
Values
| HEX | #73AA40 |
| RGB | rgb(115, 170, 64) |
| HSL | hsl(91, 45%, 46%) |
| OKLCH | oklch(67.7% 0.149 132.4) |
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 #73AA40 | 2.78:1 | Fails | Lc -58.7 | Large or bold text, headings |
| Black text on #73AA40 | 7.55:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #73AA40 text on white | 2.78:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #73AA40 text on black | 7.55:1 | AAA | Lc -48.4 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F7EF
oklch(97% 0.012 133.4)
-
Step 100
100
#E3EEDC
oklch(93.6% 0.027 133)
-
Step 200
200
#CCE1BE
oklch(88.5% 0.052 132.8)
-
Step 300
300
#AACE8F
oklch(80.9% 0.094 132.4)
-
Step 400
400 (this color)
#73AA40
oklch(67.7% 0.149 132.4)
-
Step 500
500
#5E9E00
oklch(63.1% 0.176 132.3)
-
Step 600
600
#4E8500
oklch(55.6% 0.155 132.4)
-
Step 700
700
#417000
oklch(49.2% 0.137 132.3)
-
Step 800
800
#345C00
oklch(42.8% 0.12 132.5)
-
Step 900
900
#2B4C00
oklch(37.6% 0.105 132.1)
-
Step 950
950
#172E00
oklch(27.1% 0.076 132.8)
#73AA40 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) | #B19E34 | 0.085 |
| Deuteranopia (no green cones) | #A99948 | 0.086 |
| Tritanopia (no blue cones) | #74A394 | 0.113 |
| Achromatopsia (no color) | #9B9B9B | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73AA40
#73AA40
oklch(67.7% 0.149 132.4)
- #B67AD9
#B67AD9
oklch(67.7% 0.149 312.1)
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 #73AA40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf #71AA34 ΔE 0.011
- Fern #63A950 ΔE 0.021
- Asparagus #77AB56 ΔE 0.023
- Avocado Green #87A922 ΔE 0.027
- Dark Pastel Green #56AE57 ΔE 0.030
- Grass #5CAC2D ΔE 0.032
- Off Green #6BA353 ΔE 0.032
- Mid Green #50A747 ΔE 0.036
Use #73AA40 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.