#73BB59
Closest named color: Turtle Green (#75B84F). oklch(72.2% 0.151 138), rgb(115, 187, 89).
Aa
Black text reads best on this color (8.98:1).
About this color
#73BB59 is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.151 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.011 away. Black text reads best on it, at 8.98:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 8.98:1 |
| White text | 2.33:1 |
Values
| HEX | #73BB59 |
| RGB | rgb(115, 187, 89) |
| HSL | hsl(104, 42%, 54%) |
| OKLCH | oklch(72.2% 0.151 138) |
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 #73BB59 | 2.33:1 | Fails | Lc -50.8 | Large or bold text, headings |
| Black text on #73BB59 | 8.98:1 | AAA | Lc 58.1 | Large or bold text, headings |
| #73BB59 text on white | 2.33:1 | Fails | Lc 45.9 | Large or bold text, headings |
| #73BB59 text on black | 8.98:1 | AAA | Lc -56.1 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDD
oklch(93.7% 0.028 138.7)
-
Step 200
200
#C9E2C1
oklch(88.6% 0.052 138.1)
-
Step 300
300
#A3D094
oklch(81% 0.095 138)
-
Step 400
400 (this color)
#73BB59
oklch(72.2% 0.151 138)
-
Step 500
500
#43A207
oklch(63% 0.192 138)
-
Step 600
600
#368900
oklch(55.6% 0.172 138)
-
Step 700
700
#2C7300
oklch(49.1% 0.152 138.1)
-
Step 800
800
#235E00
oklch(42.6% 0.131 138)
-
Step 900
900
#1C4F00
oklch(37.8% 0.117 138)
-
Step 950
950
#0F2F02
oklch(27% 0.08 138.1)
#73BB59 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) | #C0AD50 | 0.100 |
| Deuteranopia (no green cones) | #B6A760 | 0.100 |
| Tritanopia (no blue cones) | #6FB5A5 | 0.105 |
| Achromatopsia (no color) | #A9A9A9 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BB59
#73BB59
oklch(72.2% 0.151 138)
- #CC85E2
#CC85E2
oklch(72.3% 0.15 317.9)
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 #73BB59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.011
- Soft Green #6FC276 ΔE 0.032
- Boring Green #63B365 ΔE 0.034
- Dark Mint #48C072 ΔE 0.037
- Avocado #90B134 ΔE 0.041
- Asparagus #77AB56 ΔE 0.045
- Dark Lime #84B701 ΔE 0.047
- Leafy Green #51B73B ΔE 0.047
Use #73BB59 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.