#73BB61
Closest named color: Turtle Green (#75B84F). oklch(72.3% 0.143 139.6), rgb(115, 187, 97).
Aa
Black text reads best on this color (9.00:1).
About this color
#73BB61 is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.143 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.018 away. Black text reads best on it, at 9.00:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 9.00:1 |
| White text | 2.33:1 |
Values
| HEX | #73BB61 |
| RGB | rgb(115, 187, 97) |
| HSL | hsl(108, 40%, 56%) |
| OKLCH | oklch(72.3% 0.143 139.6) |
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 #73BB61 | 2.33:1 | Fails | Lc -50.7 | Large or bold text, headings |
| Black text on #73BB61 | 9.00:1 | AAA | Lc 58.2 | Large or bold text, headings |
| #73BB61 text on white | 2.33:1 | Fails | Lc 45.8 | Large or bold text, headings |
| #73BB61 text on black | 9.00:1 | AAA | Lc -56.3 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E1EEDE
oklch(93.5% 0.025 139.8)
-
Step 200
200
#C9E2C3
oklch(88.6% 0.05 139.6)
-
Step 300
300
#A3CF98
oklch(80.9% 0.089 139.4)
-
Step 400
400 (this color)
#73BB61
oklch(72.3% 0.143 139.6)
-
Step 500
500
#42A223
oklch(63.1% 0.183 139.5)
-
Step 600
600
#2C8A00
oklch(55.6% 0.177 139.5)
-
Step 700
700
#237400
oklch(49% 0.157 139.6)
-
Step 800
800
#1B5F00
oklch(42.6% 0.136 139.6)
-
Step 900
900
#164F01
oklch(37.6% 0.119 139.5)
-
Step 950
950
#0F2F06
oklch(27.1% 0.076 139.5)
#73BB61 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) | #C0AE5A | 0.099 |
| Deuteranopia (no green cones) | #B5A767 | 0.099 |
| Tritanopia (no blue cones) | #6EB6A6 | 0.096 |
| Achromatopsia (no color) | #AAAAAA | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BB61
#73BB61
oklch(72.3% 0.143 139.6)
- #CC86DE
#CC86DE
oklch(72.3% 0.144 319.2)
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 #73BB61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.018
- Soft Green #6FC276 ΔE 0.026
- Boring Green #63B365 ΔE 0.030
- Dark Mint #48C072 ΔE 0.034
- Faded Green #7BB274 ΔE 0.041
- Asparagus #77AB56 ΔE 0.043
- Avocado #90B134 ΔE 0.045
- Sage Green #88B378 ΔE 0.049
Use #73BB61 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.