#73D291
Closest named color: Medium Aquamarine (#66CDAA). oklch(78.8% 0.13 152.6), rgb(115, 210, 145).
Aa
Black text reads best on this color (11.35:1).
About this color
#73D291 is a light, moderately saturated green. In OKLCH its lightness is 79%, its chroma 0.130 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.041 away. Black text reads best on it, at 11.35:1.
| Hue family | Greens |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 11.35:1 |
| White text | 1.84:1 |
Values
| HEX | #73D291 |
| RGB | rgb(115, 210, 145) |
| HSL | hsl(139, 51%, 64%) |
| OKLCH | oklch(78.8% 0.13 152.6) |
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 #73D291 | 1.84:1 | Fails | Lc -38.8 | Non-text elements, placeholder text |
| Black text on #73D291 | 11.35:1 | AAA | Lc 69.3 | Content text, not long reading |
| #73D291 text on white | 1.84:1 | Fails | Lc 34.6 | Non-text elements, placeholder text |
| #73D291 text on black | 11.35:1 | AAA | Lc -68.0 | Content text, not long reading |
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 300.
-
Step 50
50
#EDF9F0
oklch(97.1% 0.017 153.6)
-
Step 100
100
#D8F2DE
oklch(93.7% 0.038 152.5)
-
Step 200
200
#B6E8C2
oklch(88.6% 0.073 152)
-
Step 300
300 (this color)
#73D291
oklch(78.8% 0.13 152.6)
-
Step 400
400
#00C065
oklch(70.8% 0.184 152.6)
-
Step 500
500
#00A456
oklch(63% 0.163 152.8)
-
Step 600
600
#008A47
oklch(55.5% 0.144 152.6)
-
Step 700
700
#00743B
oklch(49% 0.127 152.7)
-
Step 800
800
#005F2F
oklch(42.5% 0.11 152.7)
-
Step 900
900
#005026
oklch(37.8% 0.099 152.3)
-
Step 950
950
#003014
oklch(27.1% 0.071 152.1)
#73D291 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) | #D2C48D | 0.113 |
| Deuteranopia (no green cones) | #C4BB95 | 0.110 |
| Tritanopia (no blue cones) | #5FD0C1 | 0.067 |
| Achromatopsia (no color) | #BEBEBE | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73D291
#73D291
oklch(78.8% 0.13 152.6)
- #EB9ADE
#EB9ADE
oklch(78.8% 0.129 332.6)
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 #73D291, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.041
- Emerald #06D6A0 ΔE 0.047
- Soft Green #6FC276 ΔE 0.049
- Seafoam Blue #78D1B6 ΔE 0.052
- Light Moss Green #A6C875 ΔE 0.056
- Aqua Green #12E193 ΔE 0.057
- Pale Teal #82CBB2 ΔE 0.058
- Seaweed #18D17B ΔE 0.061
Use #73D291 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.