#73BB3B
Closest named color: Turtle Green (#75B84F). oklch(71.9% 0.176 134.2), rgb(115, 187, 59).
Aa
Black text reads best on this color (8.90:1).
About this color
#73BB3B is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.176 and its hue 134°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.022 away. Black text reads best on it, at 8.90:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.176) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 8.90:1 |
| White text | 2.35:1 |
Values
| HEX | #73BB3B |
| RGB | rgb(115, 187, 59) |
| HSL | hsl(94, 52%, 48%) |
| OKLCH | oklch(71.9% 0.176 134.2) |
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 #73BB3B | 2.35:1 | Fails | Lc -51.2 | Large or bold text, headings |
| Black text on #73BB3B | 8.90:1 | AAA | Lc 57.7 | Large or bold text, headings |
| #73BB3B text on white | 2.35:1 | Fails | Lc 46.3 | Large or bold text, headings |
| #73BB3B text on black | 8.90:1 | AAA | Lc -55.8 | 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
#F1F8EE
oklch(97.1% 0.015 136.1)
-
Step 100
100
#E1EFDA
oklch(93.6% 0.032 135)
-
Step 200
200
#C9E3BA
oklch(88.6% 0.062 134.1)
-
Step 300
300
#A3D187
oklch(81% 0.111 134.2)
-
Step 400
400 (this color)
#73BB3B
oklch(71.9% 0.176 134.2)
-
Step 500
500
#569F00
oklch(63% 0.181 134.2)
-
Step 600
600
#488600
oklch(55.6% 0.16 134.1)
-
Step 700
700
#3B7100
oklch(49.2% 0.142 134.3)
-
Step 800
800
#2F5C00
oklch(42.5% 0.123 134.3)
-
Step 900
900
#274D00
oklch(37.7% 0.108 134.1)
-
Step 950
950
#152E00
oklch(27% 0.078 134)
#73BB3B 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) | #C2AC28 | 0.104 |
| Deuteranopia (no green cones) | #B8A746 | 0.104 |
| Tritanopia (no blue cones) | #72B4A1 | 0.128 |
| Achromatopsia (no color) | #A9A9A9 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BB3B
#73BB3B
oklch(71.9% 0.176 134.2)
- #CC7EF0
#CC7EF0
oklch(71.9% 0.177 314.3)
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 #73BB3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.022
- Dark Lime #84B701 ΔE 0.024
- Dark Lime Green #7EBD01 ΔE 0.025
- Leafy Green #51B73B ΔE 0.034
- Frog Green #58BC08 ΔE 0.038
- Avocado #90B134 ΔE 0.039
- Icky Green #8FAE22 ΔE 0.042
- Apple #6ECB3C ΔE 0.044
Use #73BB3B 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.