#73A73B
Closest named color: Leaf (#71AA34). oklch(66.9% 0.149 131.3), rgb(115, 167, 59).
Aa
Black text reads best on this color (7.31:1).
About this color
#73A73B is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.149 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf (#71AA34), ΔE 0.012 away. Black text reads best on it, at 7.31:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Leaf (#71AA34) |
| Black text | 7.31:1 |
| White text | 2.86:1 |
Values
| HEX | #73A73B |
| RGB | rgb(115, 167, 59) |
| HSL | hsl(89, 48%, 44%) |
| OKLCH | oklch(66.9% 0.149 131.3) |
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 #73A73B | 2.86:1 | Fails | Lc -60.0 | Content text, not long reading |
| Black text on #73A73B | 7.31:1 | AAA | Lc 49.3 | Large or bold text, headings |
| #73A73B text on white | 2.86:1 | Fails | Lc 54.7 | Large or bold text, headings |
| #73A73B text on black | 7.31:1 | AAA | Lc -47.1 | 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
#E3EEDB
oklch(93.6% 0.028 131.8)
-
Step 200
200
#CDE1BD
oklch(88.5% 0.053 131.2)
-
Step 300
300
#ABCE8E
oklch(81% 0.094 131.5)
-
Step 400
400 (this color)
#73A73B
oklch(66.9% 0.149 131.3)
-
Step 500
500
#629D00
oklch(63.1% 0.173 131.2)
-
Step 600
600
#518400
oklch(55.5% 0.153 131.4)
-
Step 700
700
#446F00
oklch(49.1% 0.134 131.1)
-
Step 800
800
#365B00
oklch(42.7% 0.117 131.5)
-
Step 900
900
#2D4C00
oklch(37.8% 0.103 131.1)
-
Step 950
950
#192D00
oklch(27% 0.074 130.9)
#73A73B 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) | #AE9B2D | 0.082 |
| Deuteranopia (no green cones) | #A79743 | 0.083 |
| Tritanopia (no blue cones) | #75A091 | 0.114 |
| Achromatopsia (no color) | #989898 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A73B
#73A73B
oklch(66.9% 0.149 131.3)
- #B378D7
#B378D7
oklch(67% 0.148 311.6)
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 #73A73B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf #71AA34 ΔE 0.012
- Fern #63A950 ΔE 0.022
- Asparagus #77AB56 ΔE 0.027
- Avocado Green #87A922 ΔE 0.028
- Off Green #6BA353 ΔE 0.029
- Grass #5CAC2D ΔE 0.032
- Dark Pastel Green #56AE57 ΔE 0.033
- Mid Green #50A747 ΔE 0.034
Use #73A73B 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.